Fatal error: Uncaught Error: Class 'Magento\Framework\Amqp\TopologyInstaller' not found in /home/esecureh/public_html/magdemo/vendor/magento/module-amqp/Model/Topology.php:22 Stack trace: #0 {main} thrown in /home/esecureh/public_html/magdemo/vendor/magento/module-amqp/Model/Topology.php on line 22