Fatal error: Uncaught Error: Interface "ILIAS\Setup\Objective" not found in /var/www/html/ilias/components/ILIAS/setup_/classes/class.ilUseRootConfirmed.php:27 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/setup_/classes/class.ilUseRootConfirmed.php on line 27