bug#41400: closed (Current biber version is incompatible with biblatex)

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Your message dated Sun, 31 May 2020 19:02:13 +0200
with message-id <87a71orqay.fsf@gnu.org>
and subject line Re: bug#41400: Current biber version is incompatible with 
biblatex
has caused the debbugs.gnu.org bug report #41400,
regarding Current biber version is incompatible with biblatex
to be marked as done.

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41400: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=41400
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> --- Begin Message ---
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>
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> Subject: 
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> Current biber version is incompatible with biblatex
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>
>
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> Date: 
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> Tue, 19 May 2020 14:23:38 +0300
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> User-agent: 
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> Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Icedove/68.8.0
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>
>
>
> When running biber the following error appears:
>
> ERROR - Error: Found biblatex control file version 3.5, expected version 
> 3.4.
> This means that your biber (2.11) and biblatex (3.12) versions are 
> incompatible.
> See compat matrix in biblatex or biber PDF documentation.
>
>
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#41400: Current biber version is incompatible with biblatex
>
>
>
>
> Date: 
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> Sun, 31 May 2020 19:02:13 +0200
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux)
>
>
>
>
> Hi,
>
> Mikhail Tsykalov <tsymsh@gmail.com> skribis:
>
> > On 29.05.2020 18:38, Ludovic Courtès wrote:
> >> Not long ago, I did this:
> >>
> >>    commit 40fd909e3ddee2c46a27a4fe92ed49d3e7ffb413
> >>    Author: Ludovic Courtès <ludo@gnu.org>
> >>    Date:   Fri Apr 24 16:17:38 2020 +0200
> >>
> >>        gnu: biber: Downgrade to 2.11.
> >>
> >>        Biber 2.12 is incompatible with biblatex 3.11, which is what's 
> >> currently
> >>        packaged.  This is a followup to 
> >> 41a010875ba4108e666f11fc111cf5bb5dcf5464.
> >>
> >>        * gnu/packages/tex.scm (biber): Downgrade to 2.11.
> >>
> >> However, it seems that biblatex has been updated in the meantime.
> >>
> >> Could you check whether reverting the commit above fixes the problem for
> >> you?
> >>
> >> Thanks,
> >> Ludo’.
> >
> > Yes, reverting 40fd909e3ddee2c46a27a4fe92ed49d3e7ffb413 seems to fix
> > the problem.
>
> OK, I’ll push the revert shortly.
>
> > I have no idea why biber's test suite doesn't check that biblatex
> > version is compatible.
> >
> > Can we add guix-specific check, so the package would fail to build if
> > similar thing happens?
>
> I don’t know why Biber’s test suite doesn’t do the relevant check, but I
> don’t think we can it by ourselves.  There’s a biber/biblatex
> compatibility matrix in the biblatex documentation:
>
>   
> http://ctan.math.washington.edu/tex-archive/macros/latex/contrib/biblatex/doc/biblatex.pdf
>
> (Linked from <https://ctan.org/pkg/biblatex>.)  I guess we just need to
> double-check that when updating.  I’ve added a comment in the code.
>
> Thanks!
>
> Ludo’.
>
>
> --- End Message ---