Fatal error: Uncaught Error: Interface "ILIAS\ResourceStorage\StorageHandler\StorageHandler" not found in /var/www/html/ilias/components/ILIAS/ResourceStorage/src/StorageHandler/FileSystemBased/AbstractFileSystemStorageHandler.php:45 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/ResourceStorage/src/StorageHandler/FileSystemBased/AbstractFileSystemStorageHandler.php on line 45