Warning: http_response_code(): Cannot set response code - headers already sent (output started at /mnt/web503/e3/04/567500404/htdocs/nurkoranmvc/public/index.php:1) in /mnt/web503/e3/04/567500404/htdocs/nurkoranmvc/Router.php on line 51

404 – '/index.php' nicht gefunden