Fatal error: Uncaught Error: Class "ASS_AnswerSimple" not found in /var/www/html/ilias/components/ILIAS/TestQuestionPool/classes/class.assAnswerCloze.php:35 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/TestQuestionPool/classes/class.assAnswerCloze.php on line 35