Fatal error: Uncaught Error: Class 'Symfony\Component\HttpFoundation\File\File' not found in /mnt/volume_lon1_01/backend/adminseppi/vendor/symfony/http-foundation/File/UploadedFile.php:32 Stack trace: #0 {main} thrown in /mnt/volume_lon1_01/backend/adminseppi/vendor/symfony/http-foundation/File/UploadedFile.php on line 32