Fatal error: Uncaught Error: Call to undefined function register_rest_field() in /home/shizenryohou/shizenryouhou.com/public_html/wp/wp-content/plugins/simple-local-avatars/includes/class-simple-local-avatars.php:641 Stack trace: #0 /home/shizenryohou/shizenryouhou.com/public_html/wp/wp-includes/plugin.php(524): Simple_Local_Avatars->register_rest_fields(Object(WP_REST_Server)) #1 /home/shizenryohou/shizenryouhou.com/public_html/wp/wp-includes/rest-api.php(294): do_action('rest_api_init', Object(WP_REST_Server)) #2 /home/shizenryohou/shizenryouhou.com/public_html/wp/wp-includes/rest-api.php(144): rest_get_server() #3 /home/shizenryohou/shizenryouhou.com/public_html/wp/wp-includes/plugin.php(600): rest_api_loaded(Object(WP)) #4 /home/shizenryohou/shizenryouhou.com/public_html/wp/wp-includes/class-wp.php(388): do_action_ref_array('parse_request', Array) #5 /home/shizenryohou/shizenryouhou.com/public_html/wp/wp-includes/class-wp.php(727): WP->parse_request('') #6 /home/shizenryohou/shizenryouhou.com/public_html/wp/wp-include in /home/shizenryohou/shizenryouhou.com/public_html/wp/wp-content/plugins/simple-local-avatars/includes/class-simple-local-avatars.php on line 641