Fatal error: Uncaught Error: Interface "ILIAS\UI\Component\Table\DataRetrieval" not found in /var/www/html/ilias/components/ILIAS/UI/src/examples/Table/Data/repo_implementation.php:43 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/UI/src/examples/Table/Data/repo_implementation.php on line 43