Fatal error: Uncaught Error: Class 'Tribe__REST__System' not found in /mysite/web/wp-content/plugins/the-events-calendar/src/Tribe/REST/V1/System.php:10 Stack trace: #0 {main} thrown in /mysite/web/wp-content/plugins/the-events-calendar/src/Tribe/REST/V1/System.php on line 10