bug

public/assets/js/backend/protector.js

@@ -9,6 +9,7 @@ define(['jquery', 'bootstrap', 'backend', 'table', 'form', 'selectpage', 'bootst
                     index_url: 'protector/index' + '/status/' + status,
                     add_url: 'protector/add',
                     edit_url: 'protector/edit',
+                    sign_url: 'protector/sign',
                     follow_url: 'protector/follow',
                     del_url: 'protector/del',
                     sign_url: 'protector/sign',