Re: [Haskell-beginners] Fwd: cabal install snap-server-0.9.5.1: At least the following dependencies are missing: attoparsec >=0.10 && <0.13 && ==0.13.0.1

Well if Stackage packages ⊂ Hackage packages, there is choice: If you need the added benefits Stackage gives, "upgrade". Otherwise can stay with Hackage. ?