Seminar example document not expected to work with updated TeX Live

[Enrico Forestieri]

On Thu, Oct 29, 2020 at 10:54:39AM -0400, Scott Kostyshak wrote:
> Our seminar example fails with an updated TeX Live 2020 system. The
> maintainer states the following:
> 
>   it is a problem with the new hook management of the current latex.ltx
>   seminar is a quite old package and there is no reason to use it with a
>   new LaTeX format. It won't be fixed, so the usual way is to use the
>   package latexrealease to get the old hook management.
> 
> The workaround is to add \RequirePackage[2020-02-02]{latexrelease} as
> the first line of the .tex file.
> 
> What should we do regarding the example file for LyX? My opinion is that
> we should still ship it since there are many TeX systems that are not
> updated and even for updated systems the workaround is easy.
> 
> Should we just write a LyX note inside the .lyx file that if they get an
> error they should export to .tex and put
> \RequirePackage[2020-02-02]{latexrelease} as the first line?

It would be much better inserting that line at export time. For example,
see 42785e62 and 7aad7870 that deal with similar issues.

-- 
Enrico