Fatal error: Uncaught Error: Class 'Kore\DataObject\DataObject' not found in /www/shop/vendor/kore/data-object/tests/Kore/DataObject/DataObjectTest.php:7 Stack trace: #0 {main} thrown in /www/shop/vendor/kore/data-object/tests/Kore/DataObject/DataObjectTest.php on line 7