Comment #1 on issue 239 by dons00: W.shiftMaster not in scope http://code.google.com/p/xmonad/issues/detail?id=239 You're missing an import line. import qualfied XMonad.StackSet as W -- You received this message because you are listed in the owner or CC fields of this issue, or because you starred this issue. You may adjust your issue notification preferences at: http://code.google.com/hosting/settings