Fatal error: Uncaught Error: Class "Symfony\Component\Routing\Loader\ObjectLoader" not found in C:\xampp\htdocs\slip\Warranty-UploadFile\vendor\symfony\routing\Loader\ContainerLoader.php:21 Stack trace: #0 {main} thrown in C:\xampp\htdocs\slip\Warranty-UploadFile\vendor\symfony\routing\Loader\ContainerLoader.php on line 21