Fatal error: Uncaught Error: Class 'OpenCloud\ObjectStore\Resource\AbstractContainer' not found in /home/app/htdocs/ninja/vendor/rackspace/php-opencloud/lib/OpenCloud/ObjectStore/Resource/Container.php:44 Stack trace: #0 {main} thrown in /home/app/htdocs/ninja/vendor/rackspace/php-opencloud/lib/OpenCloud/ObjectStore/Resource/Container.php on line 44