PDF/A-1b compliance (package pdfx)

[David Carlisle]

> ! LaTeX Error: Loading a class or package in a group.

pdfx was update this week to fix that

https://ctan.org/ctan-ann/id/mailman.77.1719900776.3550.ctan-ann@ctan.org

David


On Wed, 3 Jul 2024 at 11:32, Erik Nijenhuis <erik at xerdi.com> wrote:

> Hi all,
>
> Yesterday, I was working on open-sourcing my resume [1], which had the
> following
> implementation:
> \usepackage[a-1b]{pdfx}
> \usepackage{hyperref}
> ...
>
> However, coincidentally I had to update TeX Live on my docker image [2],
> due to
> the introduction of the ImageMagick dependency (making thumbnails of PDF).
> The newest version of TeX Live introduced the following bug [3]:
>
> ! LaTeX Error: Loading a class or package in a group.
>
> See the LaTeX manual or LaTeX Companion for explanation.
> Type  H <return>  for immediate help.
>  ...
>
> l.2746  \RequirePackage
>                      {xmpincl}
> ?
> ! Emergency stop.
>  ...
>
> l.2746  \RequirePackage
>                      {xmpincl}
>
> So after that, I found a workaround by David Carlisle for this [4]:
> \let\foo\currentgrouplevel
> \chardef\currentgrouplevel0
> \usepackage{pdfx}
> \let\currentgrouplevel\foo
>
> Which led to the next bug [5]:
>
> ! Package pdfx Error:
> (pdfx) Cannot change the \pdfminorversion
> (pdfx) PDF version remains at 1.5.
> (pdfx) Use \pdfmajorversion=1
> and \pdfminorversion=3 before \documentclass.
>
> See the pdfx package documentation for explanation.
> Type  H <return>  for immediate help.
>  ...
>
> l.352 ...\the\pdfmajorversion.\the\pdfminorversion.}
>                                                   %
> ?
> ! Emergency stop.
>  ...
>
> l.352 ...\the\pdfmajorversion.\the\pdfminorversion.}
>
> Since I'm using LuaLaTeX, adding the following before the documentclass
> will
> finally solve the problem:
> \pdfvariable majorversion = 1
> \pdfvariable minorversion = 4
>
> Also fiddled with \RequirePackage{pdf14}, however, I've noticed that the
> Docker
> image is expecting PDF 1.3 and my locale machine PDF 1.4.
>
> Does someone know of a clean approach with (or without) package pdfx for
> PDF/A-
> 1b compliance with the latest version of TeX Live?
>
> [1] https://github.com/MacLotsen/my-resume
> [2] https://github.com/Xerdi/xdp-docker
> [3]
>
> https://github.com/MacLotsen/my-resume/actions/runs/9763119831/job/26948215450#step:4:352
> [4]
>
> https://tex.stackexchange.com/questions/720981/pdfx-workaround-breaks-itemize/720984#720984
> [5]
>
> https://github.com/MacLotsen/my-resume/actions/runs/9765564676/job/26956511671#step:4:313
>
> Kind regards,
>
>
> Erik Nijenhuis
>
>
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