Fatal error: Uncaught Error: Class "Nexmo\Client\Request\AbstractRequest" not found in /home/trombino/public_html/africa.trombino.org/vendor_new_3/nexmo/client/src/Voice/Call/Call.php:13 Stack trace: #0 {main} thrown in /home/trombino/public_html/africa.trombino.org/vendor_new_3/nexmo/client/src/Voice/Call/Call.php on line 13