Fatal error: Uncaught Error: Interface 'GuzzleHttp\Promise\PromisorInterface' not found in /home/megasate/mylink.get2on.com/vendor/aws/aws-sdk-php/src/S3/ObjectUploader.php:14 Stack trace: #0 {main} thrown in /home/megasate/mylink.get2on.com/vendor/aws/aws-sdk-php/src/S3/ObjectUploader.php on line 14