Fatal error: Uncaught Error: Interface "Aws\Crypto\MetadataStrategyInterface" not found in /srv/www/htdocs/moodle/lib/aws-sdk/src/S3/Crypto/InstructionFileMetadataStrategy.php:20 Stack trace: #0 {main} thrown in /srv/www/htdocs/moodle/lib/aws-sdk/src/S3/Crypto/InstructionFileMetadataStrategy.php on line 20