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