Fatal error: Uncaught Error: Class "Guzzle\Plugin\Mock\MockPlugin" not found in /home/marketo/demo.marketoo.com.bd/vendor/rackspace/php-opencloud/tests/OpenCloud/Tests/MockSubscriber.php:26 Stack trace: #0 {main} thrown in /home/marketo/demo.marketoo.com.bd/vendor/rackspace/php-opencloud/tests/OpenCloud/Tests/MockSubscriber.php on line 26