Fatal error: Uncaught Error: Class "ILIAS\GlobalScreen\Scope\Notification\Provider\AbstractNotificationProvider" not found in /var/www/html/ilias/components/ILIAS/Contact/classes/Provider/ContactNotificationProvider.php:42 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/Contact/classes/Provider/ContactNotificationProvider.php on line 42