Errors after updating to latest revision on Windows 7
wl at gnu.org
Thu Mar 18 05:57:46 CET 2021
>> From now on I'll only use 'fmtutil-sys'.
> That should actually NOT be necessary. tlmgr is doing this for you,
> it updates all the formats that needs rebuilding if some packages
> are updated.
In other words: Direct calls to `fmtutil` are only necessary if you
bypass `tlmgr` while doing TeXLive updates, for example, if you
directly use the TeXLive SVN repository. I'm quite sure the same is
true for MiKTeX's package manager.
More information about the tex-live