Fatal error: Uncaught Error: Interface 'Aws\Endpoint\UseDualstackEndpoint\ConfigurationInterface' not found in /home/xcddwtvp/public_html/aws-sdk-php/Aws/Endpoint/UseDualstackEndpoint/Configuration.php:7 Stack trace: #0 {main} thrown in /home/xcddwtvp/public_html/aws-sdk-php/Aws/Endpoint/UseDualstackEndpoint/Configuration.php on line 7