Fatal error: Uncaught Error: Class "Tribe__REST__Headers__Base_Header" not found in /mysite/web/wp-content/plugins/the-events-calendar/common/src/Tribe/REST/Headers/Unsupported.php:4 Stack trace: #0 {main} thrown in /mysite/web/wp-content/plugins/the-events-calendar/common/src/Tribe/REST/Headers/Unsupported.php on line 4