Fatal error: Uncaught Error: Interface 'Zend\Diactoros\Response\EmitterInterface' not found in /home/kubalos2/public_html/testtestowy/vendor/zendframework/zend-diactoros/src/Response/SapiStreamEmitter.php:21 Stack trace: #0 {main} thrown in /home/kubalos2/public_html/testtestowy/vendor/zendframework/zend-diactoros/src/Response/SapiStreamEmitter.php on line 21