[Snapshot Pro] Backup not possible

I always getting this error:
Fatal error: Uncaught TypeError: Argument 1 passed to Aws\Common\Client\AbstractClient::__construct() must be an instance of Aws\Common\Credentials\CredentialsInterface, array given, called in /home/abitees/public_html/wp-content/plugins/snapshot/lib/Snapshot/Model/Full/Remote/Handler.php on line 16 and defined in /home/abitees/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Aws/Common/Client/AbstractClient.php:73 Stack trace: #0 /home/abitees/public_html/wp-content/plugins/snapshot/lib/Snapshot/Model/Full/Remote/Handler.php(16): Aws\Common\Client\AbstractClient->__construct(Array) #1 /home/abitees/public_html/wp-content/plugins/snapshot/lib/Snapshot/Model/Full/Remote/Storage.php(446): require('/home/abitees/p...':wink: #2 /home/abitees/public_html/wp-content/plugins/snapshot/lib/Snapshot/Model/Full/Remote/Storage.php(980): Snapshot_Model_Full_Remote_Storage->get_remote_storage_handler() #3 /home/abitees/public_html/wp-content/plugins/snapshot/lib/Snapshot/Model/Full/Remote/Storage.php(1049): Snapshot_Model_Full_ in /home/abitees/public_html/wp-content/plugins/amazon-web-services/vendor/aws/Aws/Common/Client/AbstractClient.php on line 73