Fatal error: Uncaught Error: Call to undefined function register_rest_field() in /home/wwwroot/zimuxia/wwwroot/wp-content/plugins/wp-rest-api-controller/includes/class-wp-rest-api-controller.php:413 Stack trace: #0 /home/wwwroot/zimuxia/wwwroot/wp-includes/plugin.php(524): wp_rest_api_controller->append_meta_data_to_api_request(Object(WP_REST_Server)) #1 /home/wwwroot/zimuxia/wwwroot/wp-includes/rest-api.php(294): do_action('rest_api_init', Object(WP_REST_Server)) #2 /home/wwwroot/zimuxia/wwwroot/wp-includes/rest-api.php(144): rest_get_server() #3 /home/wwwroot/zimuxia/wwwroot/wp-includes/plugin.php(600): rest_api_loaded(Object(WP)) #4 /home/wwwroot/zimuxia/wwwroot/wp-includes/class-wp.php(388): do_action_ref_array('parse_request', Array) #5 /home/wwwroot/zimuxia/wwwroot/wp-includes/class-wp.php(727): WP->parse_request('') #6 /home/wwwroot/zimuxia/wwwroot/wp-includes/functions.php(1015): WP->main('') #7 /home/wwwroot/zimuxia/wwwroot/wp-blog-header.php(16): wp() #8 /home/wwwroot/zimuxia/wwwroot/index.php(17): require('/hom in /home/wwwroot/zimuxia/wwwroot/wp-content/plugins/wp-rest-api-controller/includes/class-wp-rest-api-controller.php on line 413