Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Controller\ControllerResolver" not found in /home/gbc4/public_html/qrme/vendor/symfony/http-kernel/Controller/ContainerControllerResolver.php:24 Stack trace: #0 {main} thrown in /home/gbc4/public_html/qrme/vendor/symfony/http-kernel/Controller/ContainerControllerResolver.php on line 24