Failed to install leksah. (ghc-6.10.1 requires two versions of process)

[Daniel Gorín]

check http://haskell.org/pipermail/haskell-cafe/2009-January/054523.html

On Mar 3, 2009, at 4:38 AM, Jürgen Nicklisch-Franken wrote:

> Hallo Andy,
> I'm sorry but this seems to be a cabal problem to me and I'm not shure
> how to fix this. In leksah.cabal the prerequisite is process  
> >=1.0.1.0.
> Why and how ghc can require two different versions of the process
> library, well I don't know. I forward your question to the ghc library
> and leksah mailing list and hope we get a solution.
>
> Jürgen
>
>
> Am Dienstag, den 03.03.2009, 13:12 +0800 schrieb Andy Stewart:
>> Dear developers,
>>
>> I have install ghc-6.10.1 and gtk2hs-0.10 in Debian.
>> When i use cabal (1.6.0.2) install leksah, i got below error:
>>
>> Resolving dependencies...
>> cabal: dependencies conflict: ghc-6.10.1 requires process ==1.0.1.0  
>> however
>> process-1.0.1.0 was excluded because ghc-6.10.1 requires process  
>> ==1.0.1.1
>>
>> How to fix this?
>>
>> Thanks!
>>
>>  -- Andy
>
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