Fatal error: Uncaught Error: Class 'Aws\AwsClient' not found in /home/app/htdocs/lidia/vendor/aws/aws-sdk-php/src/MTurk/MTurkClient.php:87 Stack trace: #0 {main} thrown in /home/app/htdocs/lidia/vendor/aws/aws-sdk-php/src/MTurk/MTurkClient.php on line 87