Fatal error: Uncaught Error: Class "ILIAS\UI\Implementation\Component\Input\ViewControl\ViewControlInput" not found in /var/www/html/ilias/components/ILIAS/UI/src/Implementation/Component/Input/ViewControl/FieldSelection.php:31 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/UI/src/Implementation/Component/Input/ViewControl/FieldSelection.php on line 31