Fatal error: Uncaught Error: Class "ILIAS\GlobalScreen\Collector\AbstractBaseCollector" not found in /var/www/html/ilias/components/ILIAS/GlobalScreen/src/Scope/MainMenu/Collector/MainMenuMainCollector.php:56 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/GlobalScreen/src/Scope/MainMenu/Collector/MainMenuMainCollector.php on line 56