Fatal error: Uncaught Error: Class 'OpenCloud\Common\Metadata' not found in /home/app/htdocs/ninja/vendor/rackspace/php-opencloud/lib/OpenCloud/ObjectStore/Resource/ContainerMetadata.php:20 Stack trace: #0 {main} thrown in /home/app/htdocs/ninja/vendor/rackspace/php-opencloud/lib/OpenCloud/ObjectStore/Resource/ContainerMetadata.php on line 20