Fatal error: Uncaught Error: Class 'WP_REST_Controller' not found in C:\wsrvr\htdocs\wp-includes\rest-api\endpoints\class-wp-rest-post-types-controller.php:17 Stack trace: #0 {main} thrown in C:\wsrvr\htdocs\wp-includes\rest-api\endpoints\class-wp-rest-post-types-controller.php on line 17