Fatal error: Uncaught Error: Interface "GuzzleHttp\Promise\PromisorInterface" not found in /usr/home/jiexusheng/domains/linuxdo.isgre.at/public_html/vendor/aws/aws-sdk-php/src/Waiter.php:22
Stack trace:
#0 {main}
  thrown in /usr/home/jiexusheng/domains/linuxdo.isgre.at/public_html/vendor/aws/aws-sdk-php/src/Waiter.php on line 22