diff --git a/rhino/toolbar.py b/rhino/toolbar.py
index c5826d6..8d8beb8 100644
--- a/rhino/toolbar.py
+++ b/rhino/toolbar.py
@@ -2261,9 +2261,9 @@ def _reload_all_panel_langs():
         for key, val in list(sc.sticky.items()):
             if (key.endswith("_bridge") or key.endswith("_bridge_ref")) \
                     and hasattr(val, "_wv") and val._wv is not None \
-                    and hasattr(val, "mode"):
+                    and hasattr(val, "_mode"):
                 try:
-                    panel_base.load_inline(val._wv, val.mode)
+                    panel_base.load_inline(val._wv, val._mode)
                 except Exception as ex:
                     print("[TOOLBAR] reload_lang ({}): {}".format(key, ex))
     except Exception as ex: