Fatal error: Uncaught Error: Interface "ILIAS\Glossary\Flashcard\FlashcardSessionRepositoryInterface" not found in /var/www/html/ilias/components/ILIAS/Glossary/Flashcard/class.FlashcardSessionRepository.php:26 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/Glossary/Flashcard/class.FlashcardSessionRepository.php on line 26