080215: PJ Updated to uniplate-1.1 (to make it compile with my ghc-version) darcs get --to-match 'name ".*compile with GHC 6.8.1.*"' --partial http://www.cs.york.ac.uk/fp/darcs/uniplate/ cd uniplate runhaskell Setup.hs configure runhaskell Setup.hs build sudo runhaskell Setup.hs install sudo ghc-pkg unregister uniplate-1.0.1 ghc-pkg list | grep uniplate-1.1 -- OK, works. Now trying with direct source code sudo ghc-pkg unregister uniplate cp -r uniplate/Data . -- OK, also works. 080402: PJ Downloaded and installed uniplate-1.0.1 from hackage.