Fatal error: Uncaught Error: Interface "ILIAS\File\Capabilities\Check\Check" not found in /var/www/html/ilias/components/ILIAS/File/classes/Capabilities/Check/BaseCheck.php:30 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/File/classes/Capabilities/Check/BaseCheck.php on line 30