Fatal error: Uncaught Error: Interface "GuzzleHttp\Promise\PromisorInterface" not found in C:\Apache24\htdocs\ControlMantWeb\vendor\aws\aws-sdk-php\src\S3\Transfer.php:19 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\ControlMantWeb\vendor\aws\aws-sdk-php\src\S3\Transfer.php on line 19