2011/9/4 Wolfgang Schuster <schuster.wolfgang@googlemail.com>

> No, it’s a TikZ bug. The macro \@flushglue which is used by TikZ is defined
> in the LaTeX kernel but not in ConTeXt and as TikZ is format independent it
> has to ensure that the command exists.
>
> Wolfgang
>

thanks. do you have got a quick fix?

\unprotect
\def\@flushglue?????
\protect