Re: "profile contains conflicting entries..." for packages with the same version

[Chris Keschnat via <help-guix@gnu.org>]

Just for completeness:

I now realized that the mu package installs mu4e and have disabled 
building mu4e in straight.el (:straight (:type built-in)).

That solves every problem I had.

On 6/18/2022 6:51 PM, Chris Keschnat via wrote:
> Hi Tobias,
>
> thank you. I did have a look at the remmina package and also suspected 
> the bin output but wasn't sure. Installing glib:bin does work.
>
> | Installing libraries by hand isn't something ‘most average users 
> regularly’ do in Guix.
>
> This is due to me not yet knowing "the guix way" / packaging very 
> well, but I also liking to go all-in (meaning I do use guix as my main 
> machine).
>
> I wanted to (and have) installed mu4e. The installation with 
> straight.el failed so I went into the directory to see what the 
> problem was and installed the dependencies that "make test" told me 
> were missing.
>
>
> Thanks
>
> Chris
>
>
>
> On 6/18/2022 4:27 PM, Tobias Geerinckx-Rice wrote:
>> Hi Chris,
>>
>> Chris Keschnat via 写道：
>>>
>>> guix install: error: profile contains conflicting entries for glib
>>> guix install: error:   first entry: glib@2.70.2
>>> /gnu/store/zqy7rhv26ax5ng8ws3d3vs8gr1k1k491-glib-2.70.2
>>> guix install: error:   second entry: glib@2.70.2
>>> /gnu/store/1gdvmmgimszagxr0l78kcx398c5g6608-glib-2.70.2
>>> guix install: error:    ... propagated from dconf@0.40.0
>>> guix install: error:    ... propagated from remmina@1.4.23
>>> hint: Try upgrading both `glib' and `remmina', or remove one of them
>>> from the profile.
>>>
>>>
>>> In general I think the solution would be to use multiple profiles[1]
>>> if I had need for multiple versions of the same package?
>>
>> In *general*, the solution is to upgrade both in the same transaction:
>>
>>  $ guix install remmina glib
>>
>> (because installing the latest remmina is equivalent to upgrading it).
>>
>> However, in this particular case it won't work because remmina does 
>> seem to propagate a different glib than the ‘glib’ package exported 
>> to the CLI.
>>
>> I don't have time to investigate, but it seems related to the :bin 
>> output, because
>>
>>  $ guix install remmina glib:bin
>>
>> works fine.
>>
>>> In general I think the solution would be to use multiple profiles[1]
>>
>> Maybe, yes.  For a meaningful answer we'll need to know why you're 
>> installing glib.  Development?  Installing libraries by hand isn't 
>> something ‘most average users regularly’ do in Guix.
>>
>>> But why does this happen here? The versions seem to be the same.
>>
>> But the hashes aren't.  Version numbers aren't very relevant in Guix 
>> (their main practical use is to make the CLI feel familiar), only 
>> whether the package is identical or not.
>>
>>> I did a "guix pull" and "guix upgrade" before and all packages should
>>> be up to date.
>>
>> Yes, they would be.  That would often help mitigate this error, but 
>> sadly not in this case.
>>
>> Kind regards,
>>
>> T G-R