Fatal error: Uncaught Error: Interface "ILIAS\ResourceStorage\Flavour\Definition\FlavourDefinition" not found in /var/www/html/ilias/components/ILIAS/ResourceStorage/classes/Container/Flavour/ZipStructureDefinition.php:27 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/ResourceStorage/classes/Container/Flavour/ZipStructureDefinition.php on line 27