Fatal error: Uncaught Error: Class "Aws\Exception\AwsException" not found in /srv/www/htdocs/moodle/lib/aws-sdk/src/QLDB/Exception/QLDBException.php:9 Stack trace: #0 {main} thrown in /srv/www/htdocs/moodle/lib/aws-sdk/src/QLDB/Exception/QLDBException.php on line 9