Ulrike Fischer news3 at
Mon Jun 13 12:33:56 CEST 2022

Am Mon, 13 Jun 2022 19:01:12 +0900 schrieb Norbert Preining:

>> Here is a small file that used to work but doesn't anymore:
> Cannot reproduce this:

I can. Since the newest latex release, color.sty loads mathcolor.ltx
for the \mathcolor command and this requires expl3.

You can avoid the error by giving \mathcolor a definition then the
loading of the file will be skipped:

\input eplain


Ulrike Fischer

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