Fatal error: Uncaught Error: Class "ilContainer" not found in /var/www/html/ilias/components/ILIAS/EmployeeTalk/classes/TalkSeries/class.ilObjEmployeeTalkSeries.php:24 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/EmployeeTalk/classes/TalkSeries/class.ilObjEmployeeTalkSeries.php on line 24