Fatal error: Uncaught Error: Interface "ILIAS\Filesystem\Provider\FileStreamAccess" not found in /var/www/html/ilias/components/ILIAS/Filesystem/src/Provider/FlySystem/FlySystemFileStreamAccess.php:40 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/Filesystem/src/Provider/FlySystem/FlySystemFileStreamAccess.php on line 40