fr Additional.lyx fails to compile with system fonts (XeTeX and LuaTeX)

[Udicoudco]

On Wed, Jul 10, 2024 at 6:54 PM Scott Kostyshak <skostysh at lyx.org> wrote:
>
> The French Additional manual fails to compile after 18ce7a2e with system
> fonts and with either XeTeX or LuaTeX. I do not think that commit is at
> fault, my guess is that it triggered an (already present) issue with our
> LaTeX export?
>
> It does still compile with pdflatex. I get the following error:
>
>   LaTeX Info: Redefining \ttfamily on input line 12.
>   ! Extra }, or forgotten \endgroup.
>   l.13     \subitem Spacing}
>                           , \hyperpage{65}
>
> Anything we can do about this or shall I adapt the tests?

Removing the language switches inside the index entries
in the document should solve the problem.

Udi