[xmonad] Re: Issue 336 in xmonad: xmonad won't start: Irrefutable pattern failed for pattern (Data.Maybe.Just nbc_)

Comment #10 on issue 336 by soeren.roerden: xmonad won't start: Irrefutable pattern failed for pattern (Data.Maybe.Just nbc_) http://code.google.com/p/xmonad/issues/detail?id=336 I also get this exact same error with ghc 6.12.1, X11 1.5.0, xmonad 0.9.1 and snow leopard 10.6.4. I also tried to install via cabal.