Fatal error: Uncaught Error: Class "ilTable2GUI" not found in /var/www/html/ilias/components/ILIAS/BookingManager/BookingProcess/class.ilBookingAssignParticipantsTableGUI.php:23 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/BookingManager/BookingProcess/class.ilBookingAssignParticipantsTableGUI.php on line 23