Fatal error: Uncaught Error: Class 'Nexmo\Client\Response\Response' not found in /opt/lampp/htdocs/kuesioner/vendor/nexmo/client-core/src/Network/Number/Response.php:13 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/kuesioner/vendor/nexmo/client-core/src/Network/Number/Response.php on line 13