All, If you'd like to help test the new cabal-install-0.8 release then grab it here: http://haskell.org/cabal/release/cabal-install-0.8.0/ It should work with ghc-6.10 and 6.12 (and indeed 6.8 and 6.6). If nobody reports any major show stoppers then I'll upload this to hackage. Duncan