pdflatex build error: Mismatched LaTeX support files detected

[Herbert Voss]

Am 19.06.23 um 19:52 schrieb Rich Shepard:
> The problem seems to be a biblatex/utf8 issue. The whole error log is
> attached and the error starts at line 500.
>
> Please teach me how to fix this and avoid future occurrences.


it is a problem with your different latex (expl3) files, they don't match
with its versions. Run an update

(sudo)  tlmgr --self --all update

and run the document again.

However, if you have _local_ versions of latex3 files, then it maybe more
diffucult to fix it.

Herbert