NO... but I've just discovered that my 'time' link tree had some .hs files in it, NOT pointers to the source tree. I have no clue why. That turned out to be the problem. Sorry for the noise S From: josepedromagalhaes@gmail.com [mailto:josepedromagalhaes@gmail.com] On Behalf Of José Pedro Magalhães Sent: 12 February 2013 13:49 To: Simon Peyton-Jones Cc: ghc-devs@haskell.org Subject: Re: Missing change? Hi Simon, I pushed to the wrong branch, but that should be fixed now. Does a ./sync-all pull solve it? Cheers, Pedro On Tue, Feb 12, 2013 at 1:47 PM, Simon Peyton-Jones mailto:simonpj@microsoft.com> wrote: Pedro: did you miss something? This is breaking my build. I have your last patch 12ba4321d34d646cf9040ad12810c4257d26ade9 Simon url = http://darcs.haskell.org/libraries/time.git/ libraries/time/Data/Time/Calendar/Days.hs:30:9: `typeOf' is not a (visible) method of class `Typeable' libraries/time/Data/Time/Calendar/Days.hs:30:32: Not in scope: `mkTyCon' Perhaps you meant `mkTyCon3' (imported from Data.Data)