Fatal error: Uncaught Error: Interface 'Aws\Credentials\CredentialsInterface' not found in /home/xcddwtvp/public_html/aws-sdk-php/Aws/Credentials/Credentials.php:8 Stack trace: #0 {main} thrown in /home/xcddwtvp/public_html/aws-sdk-php/Aws/Credentials/Credentials.php on line 8