Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Controller\ControllerResolver" not found in /home/amplilastq/surveytest/vendor/silex/silex/src/Silex/Provider/HttpKernelServiceProvider.php:32 Stack trace: #0 /home/amplilastq/surveytest/vendor/pimple/pimple/src/Pimple/Container.php(259): Silex\Provider\HttpKernelServiceProvider->Silex\Provider\{closure}(Object(Silex\Application)) #1 /home/amplilastq/surveytest/vendor/pimple/pimple/src/Pimple/Container.php(118): Pimple\Container->Pimple\{closure}(Object(Silex\Application)) #2 /home/amplilastq/surveytest/vendor/silex/silex/src/Silex/Provider/HttpKernelServiceProvider.php(47): Pimple\Container->offsetGet('resolver') #3 /home/amplilastq/surveytest/vendor/pimple/pimple/src/Pimple/Container.php(118): Silex\Provider\HttpKernelServiceProvider->Silex\Provider\{closure}(Object(Silex\Application)) #4 /home/amplilastq/surveytest/vendor/silex/silex/src/Silex/Application.php(496): Pimple\Container->offsetGet('kernel') #5 /home/amplilastq/surveytest/vendor/silex/silex/src/Silex/Application.php(477): Silex\Application->handle(Object(Symfony\Component\HttpFoundation\Request)) #6 /home/amplilastq/surveytest/web/index.php(11): Silex\Application->run() #7 {main} thrown in /home/amplilastq/surveytest/vendor/silex/silex/src/Silex/Provider/HttpKernelServiceProvider.php on line 32