Fatal error: Uncaught Error: Class 'WP_REST_Controller' not found in /opt/lampp/htdocs/anychinavisa/job/backup/wp-includes/rest-api/endpoints/class-wp-rest-block-renderer-controller.php:17 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/anychinavisa/job/backup/wp-includes/rest-api/endpoints/class-wp-rest-block-renderer-controller.php on line 17