[Nix-dev] GHC Not picking up installed packages

[Mateusz Kowalczyk]

On 09/24/2014 11:47 PM, emil.rangden at chas.se wrote:
> follow up:
> 
> ghci -v reported that the bytestring package was unusable somehow, so
> the packages that didn't show up where just those that depended on 
> bytestring. :)
> 
> Deleting random haskell storepaths in my nix-store and then rebuilding 
> fixed
> everything.
> 
> No idea what caused this in the first place unfortunately.
> 
> On 2014-09-24 7:49, emil.rangden at chas.se wrote:
>> Since updating to latest unstable half a day ago I can't make ghc
>> recognise any
>> installed packages anymore.
>>
>> I've tried both installing imperatively with nix-env -iA etc as well as
>> putting
>>
>>      (haskellPackages.ghcWithPackages (self : [
>>          self.xmonad
>>          self.xmonadContrib
>>          ...
>>          ))
>>
>> In configuration.nix and also a default.nix with a cabal.mkDerivation
>> and list packages
>> as buildDepends and using nix-shell. In all cases the packages installs
>> just fine, It downloads or builds
>> some new store paths but when I try import XMonad (as an example, I
>> can't get any package to work) in ghci
>> it says the package doesn't exist.
>>
>> Any help in solving this would be greatly appreciated.
>>
>> Thanks
>>
>> /Emil
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-- 
Mateusz K.