Fatal error: Uncaught Error: Class "Vonage\SMS\Message\OutboundMessage" not found in /var/www/html/core/vendor/vonage/client-core/src/SMS/Message/Binary.php:14 Stack trace: #0 {main} thrown in /var/www/html/core/vendor/vonage/client-core/src/SMS/Message/Binary.php on line 14