restricted system commands enabled.
**lua-mlist-empty.tex
(./lua-mlist-empty.tex
called noad
! \textfont1 is undefined (character 120).
l.8 \setbox0\hbox{$$}\setbox0\hbox{$x$
}\setbox0\hbox{${}$}
Somewhere in the math formula just ended, you used the
stated character from an undefined font family. For example,
plain TeX doesn't allow \it or \sl in subscripts. Proceed,
and I'll try to forget that I needed that character.
called noad
done
)
No pages of output.