Fatal error: Uncaught Error: Class 'Aws\AwsClient' not found in /home/xcddwtvp/public_html/aws-sdk-php/Aws/Neptune/NeptuneClient.php:148 Stack trace: #0 {main} thrown in /home/xcddwtvp/public_html/aws-sdk-php/Aws/Neptune/NeptuneClient.php on line 148