Fatal error: Uncaught Error: Class 'OpenCloud\Common\Resource\PersistentResource' not found in /home/app/htdocs/ninja/vendor/rackspace/php-opencloud/lib/OpenCloud/Queues/Resource/Queue.php:33 Stack trace: #0 {main} thrown in /home/app/htdocs/ninja/vendor/rackspace/php-opencloud/lib/OpenCloud/Queues/Resource/Queue.php on line 33