Add debug option explicitly

index.html

@@ -167,7 +167,8 @@
             i18n: locales['en'], // Refer to ./locale/locales.js to see which locales are supported
             prebind: false,
             show_controlbox_by_default: true,
-            xhr_user_search: false
+            xhr_user_search: false,
+            debug: false
         });
     });
 </script>