Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Controller\ControllerResolver' not found in C:\xampp\htdocs\admin\vendor\symfony\http-kernel\Controller\ContainerControllerResolver.php:24 Stack trace: #0 {main} thrown in C:\xampp\htdocs\admin\vendor\symfony\http-kernel\Controller\ContainerControllerResolver.php on line 24