Fatal error: Uncaught Error: Interface 'Symfony\Component\Filesystem\Exception\ExceptionInterface' not found in /mnt/volume_lon1_01/backend/admin/vendor/symfony/filesystem/Exception/IOExceptionInterface.php:19 Stack trace: #0 {main} thrown in /mnt/volume_lon1_01/backend/admin/vendor/symfony/filesystem/Exception/IOExceptionInterface.php on line 19