Fatal error: Uncaught Error: Class "ILIAS\GlobalScreen\Collector\AbstractBaseCollector" not found in /var/www/html/ilias/components/ILIAS/GlobalScreen/src/Scope/Notification/Collector/MainNotificationCollector.php:36 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/GlobalScreen/src/Scope/Notification/Collector/MainNotificationCollector.php on line 36