Fatal error: Uncaught Error: Class "Vonage\Client\Response\Response" not found in /home/qrapp/public_html/vendor/vonage/client-core/src/Client/Response/Error.php:7 Stack trace: #0 {main} thrown in /home/qrapp/public_html/vendor/vonage/client-core/src/Client/Response/Error.php on line 7