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