Fatal error: Uncaught Error: Class 'GuzzleHttp\Promise\RejectionException' not found in /data/newpmo/web/plugin/aws_s3/GuzzleHttp/Promise/CancellationException.php:7 Stack trace: #0 {main} thrown in /data/newpmo/web/plugin/aws_s3/GuzzleHttp/Promise/CancellationException.php on line 7