Fatal error: Uncaught Error: Class "Nexmo\Client\Credentials\AbstractCredentials" not found in /home/trombino/public_html/sanctions.trombino.org/vendor/nexmo/client-core/src/Client/Credentials/Basic.php:15 Stack trace: #0 {main} thrown in /home/trombino/public_html/sanctions.trombino.org/vendor/nexmo/client-core/src/Client/Credentials/Basic.php on line 15