[tex-live] Problem with unicode math?

[Herbert Voss]

Am 17.09.2011 17:46, schrieb Herbert Schulz:

> I get thee following error when using unicode-math 0.5e (fully updated TL2011):
>
> /usr/local/texlive/2011/texmf-dist/tex/latex/unicode-math/unicode-math.sty:105:
>   Undefined control sequence.
> l.105 \xetex_or_luatex:nnn
>                             { \cs_new:Npn \um_cs_compat:n #1 }

was reported yesterday on c.t.t. Will Robertson creates
a fix and will upload a new version as soon as possible.

Herbert