Fatal error: Uncaught Error: Class "ILIAS\GlobalScreen\Scope\Tool\Provider\AbstractDynamicToolProvider" not found in /var/www/html/ilias/components/ILIAS/Forum/classes/Provider/ForumGlobalScreenToolsProvider.php:29 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/Forum/classes/Provider/ForumGlobalScreenToolsProvider.php on line 29