[Haskell-cafe] Quick Question for QuickCheck2

[Ivan Lazar Miljenovic]

On 31 August 2010 03:18, Lyndon Maydwell <maydwell at gmail.com> wrote:
> Thanks!
>
> This makes perfect sense, but as I just discovered using ghci -v there
> is an even stranger problem. I'm side-tracking slightly from the
> original question here, but nevertheless...
>
> GHC gives the following output:
>
> ---
> GHCi, version 6.12.3: http://www.haskell.org/ghc/  :? for help
> <command line>: cannot satisfy -package QuickCheck-2.1.1.1:
>    QuickCheck-2.1.1.1-c7435cb0d5b5de72fe9540c48335606d is unusable
> due to missing or recursive dependencies:
>      ghc-6.12.3-66a382195c8a71849653439b67021fd1
>    (use -v for more information)
>
> shell returned 1

What does "ghc-pkg check" say?

To me, it sounds like you upgraded a boot library, which is a big no-no.

(The ghc mentioned here is the ghc library, not the compiler itself.)

-- 
Ivan Lazar Miljenovic
Ivan.Miljenovic at gmail.com
IvanMiljenovic.wordpress.com