Fatal error: Uncaught Error: Class "ILIAS\ResourceStorage\Flavour\Machine\DefaultMachines\AbstractMachine" not found in /var/www/html/ilias/components/ILIAS/File/classes/ObjectProperties/FirstPageToTileImageFlavourMachine.php:38 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/File/classes/ObjectProperties/FirstPageToTileImageFlavourMachine.php on line 38