Fatal error: Uncaught Error: Class "ilObjectGUI" not found in /var/www/html/ilias/components/ILIAS/Badge/classes/class.ilObjBadgeAdministrationGUI.php:29 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/Badge/classes/class.ilObjBadgeAdministrationGUI.php on line 29