Fatal error: Uncaught Error: Interface "ILIAS\UI\Component\Dropzone\File\Factory" not found in /var/www/html/ilias/components/ILIAS/UI/src/Implementation/Component/Dropzone/File/Factory.php:35 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/UI/src/Implementation/Component/Dropzone/File/Factory.php on line 35