Fatal error: Uncaught Error: Class "Aws\Exception\AwsException" not found in /var/www/html/aws/Aws/ChimeSDKVoice/Exception/ChimeSDKVoiceException.php:9 Stack trace: #0 {main} thrown in /var/www/html/aws/Aws/ChimeSDKVoice/Exception/ChimeSDKVoiceException.php on line 9