Fatal error: Uncaught Error: Class "ILIAS\BackgroundTasks\Implementation\Tasks\AbstractUserInteraction" not found in /var/www/html/ilias/components/ILIAS/BackgroundTasks_/classes/UserInteractions/class.ilDownloadZipInteraction.php:35 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/BackgroundTasks_/classes/UserInteractions/class.ilDownloadZipInteraction.php on line 35