Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Exception\HttpException' not found in C:\xampp\htdocs\admin\vendor\symfony\http-kernel\Exception\GoneHttpException.php:17 Stack trace: #0 {main} thrown in C:\xampp\htdocs\admin\vendor\symfony\http-kernel\Exception\GoneHttpException.php on line 17