Fatal error: Uncaught Error: Class "QM_Dispatcher" not found in /home/oxygenco/prod/wordpress/wp-content/plugins/query-monitor/dispatchers/REST_Envelope.php:8 Stack trace: #0 {main} thrown in /home/oxygenco/prod/wordpress/wp-content/plugins/query-monitor/dispatchers/REST_Envelope.php on line 8