Bug with babel and tcolorbox

[David Carlisle]

Sorry That was my fault, can you edit shellesc as described here

https://github.com/wspr/fontspec/issues/389#issuecomment-551849085

an update is on its way to ctan....


On Fri, 8 Nov 2019 at 16:57, Christophe Jorssen
<jorssen.leraincy at free.fr> wrote:
>
> Hi all,
>
> Sorry, I don't know if it is the right place to post but after today's
> update, I get an error with this MCE:
>
> \documentclass{article}
>
> \usepackage[listings]{tcolorbox}
>
> \usepackage[french]{babel}
>
> \begin{document}
> Test
> \end{document}
>
> I get:
>
> /usr/local/texlive/2019/texmf-dist/tex/generic/babel-french/french.ldf:663:
> Missing number, treated as zero.
> <to be read again>
> "
> l.663 \StartBabelCommands
>                        *{\BabelLanguages}{date}
>
> Best regards.
>
> --
> Christophe Jorssen