[Haskell-cafe] More cabal install problems

Victor Miller victorsmiller at gmail.com
Tue Jan 3 05:00:52 CET 2012

Brandon, Thanks again.  That put me on the right track.   When I did a
ghc-pkg list it added a message saying that the cache was out of date and
that I should run ghc-pkg recache.  I did that and gio appears to


On Mon, Jan 2, 2012 at 9:49 PM, Brandon Allbery <allbery.b at gmail.com> wrote:

> On Mon, Jan 2, 2012 at 21:36, Victor Miller <victorsmiller at gmail.com>wrote:
>> <command line>: cannot satisfy -package-id
>> mtl-
>>     (use -v for more information)
>> However, cabal list tells me:
>> * mtl
>>     Synopsis: Monad classes, using functional dependencies
>>     Default available version:
>>     Installed versions:
>>     License:  BSD3
> The right version, but possibly not the right ABI hash.  Also, it might be
> broken by some other dependency; try "ghc-pkg list" which should give you
> an idea about both issues.  ghc is regrettably not very good about saying
> *why* it "cannot satisfy" a package dependency.
> --
> brandon s allbery                                      allbery.b at gmail.com
> wandering unix systems administrator (available)     (412) 475-9364 vm/sms
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