[Haskell-cafe] Cabal message problem.

Ivan Lazar Miljenovic ivan.miljenovic at gmail.com
Thu Dec 16 03:55:13 CET 2010

On 16 December 2010 13:35, Magicloud Magiclouds
<magicloud.magiclouds at gmail.com> wrote:
> Hi,
>  I see this kind of information a lot when I using cabal to install
> package. Or sometimes same packages both exist in global and user
> space, which is a "shadowed by" message.
>  How to resolve that? Thanks.
> Resolving dependencies...
> <command line>: cannot satisfy -package Cabal-
>    Cabal- is unusable due to
> missing or recursive dependencies:
>      process-
>    (use -v for more information)

This means you built Cabal- against process-, but have
subsequently upgraded (or downgraded or uninstalled) process.  As
such, rebuild Cabal.

"ghc-pkg check" will give you a list of all broken packages.

Ivan Lazar Miljenovic
Ivan.Miljenovic at gmail.com

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