handle an OSError exception

wx/lib/activex.py

@@ -151,10 +151,12 @@ class ActiveXCtrl(wx.msw.PyAxBaseWindow):
         # accelerators can be dealt with the way that the AXControl
         # wants them to be done. MSWTranslateMessage is called before
         # wxWidgets handles and eats the navigation keys itself.
+        try:
             res = self.ipao.TranslateAccelerator(msg)
             if res == hr.S_OK:
                 return True
-        else:
+        except OSError:
+            pass
         return super(ActiveXCtrl, self).MSWTranslateMessage(msg)