Fatal error: Uncaught Error: Interface "Vonage\Voice\Endpoint\EndpointInterface" not found in /home2/ezzsofti/public_html/newbill.ezzsoft.in/vendor/vonage/client-core/src/Voice/Endpoint/Websocket.php:16 Stack trace: #0 {main} thrown in /home2/ezzsofti/public_html/newbill.ezzsoft.in/vendor/vonage/client-core/src/Voice/Endpoint/Websocket.php on line 16