Fatal error: Uncaught Error: Class "ilPageContent" not found in /var/www/html/ilias/components/ILIAS/LearningSequence/classes/PageEditor/class.ilPCCurriculum.php:25 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/LearningSequence/classes/PageEditor/class.ilPCCurriculum.php on line 25