Comment #3 on issue 197 by m.niloc: Blocking on nextEvent stops other threads from running http://code.google.com/p/xmonad/issues/detail?id=197 If xmonad might require a threaded runtime it should pass -threaded to ghc in the recompile function and +RTS -threaded when spawning the compiled xmonad binary. -- 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