[Haskell-cafe] errors while installing yesod 0.8

[Rogan Creswick]

On Mon, Apr 25, 2011 at 2:44 PM, Michael Litchard <michael at schmong.org> wrote:
> So it appears this is a bug with JSONb-1.0.2. There's a new version
> out. IS the answer to use that, or to patch this version?

If there is a new version, and you indeed need JSONb for something,
then you should use the newer version (yesod doesn't depend on it, so
I'm a bit unsure why it came up...).

--Rogan


>
> On Mon, Apr 25, 2011 at 1:48 PM, Michael Litchard <michael at schmong.org> wrote:
>> Following the install trail I run into this problem
>>
>> mlitchard at apotheosis:~$ cab install JSONb-1.0.2
>> Resolving dependencies...
>> Configuring JSONb-1.0.2...
>> Preprocessing library JSONb-1.0.2...
>> Preprocessing executables for JSONb-1.0.2...
>> Building JSONb-1.0.2...
>> [1 of 7] Compiling Text.JSON.Escape ( Text/JSON/Escape.hs,
>> dist/build/Text/JSON/Escape.o )
>> [2 of 7] Compiling Text.JSONb.Simple ( Text/JSONb/Simple.hs,
>> dist/build/Text/JSONb/Simple.o )
>> [3 of 7] Compiling Text.JSONb.Decode ( Text/JSONb/Decode.hs,
>> dist/build/Text/JSONb/Decode.o )
>>
>> Text/JSONb/Decode.hs:56:33:
>>    Ambiguous occurrence `number'
>>    It could refer to either `Text.JSONb.Decode.number', defined at
>> Text/JSONb/Decode.hs:118:0
>>                          or `Attoparsec.number', imported from
>> Data.Attoparsec.Char8 at Text/JSONb/Decode.hs:25:0-52
>> cabal: Error: some packages failed to install:
>> JSONb-1.0.2 failed during the building phase. The exception was:
>> ExitFailure 1
>>
>>
>> How do I clear up this ambiguity?
>>
>> On Mon, Apr 25, 2011 at 1:24 PM, Michael Litchard <michael at schmong.org> wrote:
>>> I started mindlessly pasting in the output, and the following lept out at me:
>>>
>>> ,
>>>
>>>
>>>
>>> package authenticate-0.8.2.2-cc3ed2c523ecbf1ad123c3468785149e is
>>> unusable due to missing or recursive dependencies:
>>>  http-enumerator-0.3.1-719bcd77e1dcb62efc9cf9b4f0b72271
>>> package http-enumerator-0.3.1-719bcd77e1dcb62efc9cf9b4f0b72271 is
>>> unusable due to missing or recursive dependencies:
>>>  attoparsec-enumerator-0.2.0.3-4978ab2dc4d87b7b724534bbfdcb07f1
>>> package json-enumerator-0.0.1-7d4b724ae8c9b5ffa92da26856c4e1f1 is
>>> unusable due to missing or recursive dependencies:
>>>  blaze-builder-enumerator-0.2.0.1-23e6e1f270358d3329f627e3a5ce8838
>>> package wai-extra-0.3.2-f8378ad4a5cc6f375d96b718876384fa is unusable
>>> due to missing or recursive dependencies:
>>>
>>> There's more of the same I'm leaving out.
>>>
>>> I'm going to see if I can go somewhere with these error messages. If I
>>> totally hose things, I'll let you guys know.
>>>
>>>
>>> On Tue, Apr 19, 2011 at 4:45 PM, Daniel Fischer
>>> <daniel.is.fischer at googlemail.com> wrote:
>>>> On Wednesday 20 April 2011 01:22:20, Michael Litchard wrote:
>>>>> So what else can I try?
>>>>
>>>> $ cabal install -v3 monad-control
>>>>
>>>> That should give some hints at which point exactly things fail.
>>>>
>>>
>>
>
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