Fatal error: Uncaught Error: Class 'Zend\Diactoros\Response' not found in /home/kubalos2/public_html/testtestowy/vendor/zendframework/zend-diactoros/src/Response/XmlResponse.php:27 Stack trace: #0 {main} thrown in /home/kubalos2/public_html/testtestowy/vendor/zendframework/zend-diactoros/src/Response/XmlResponse.php on line 27