Hi Alexander,
>
> vtk.exportSpheres(what=[('radius','b.shape.radius'),('displacement','b.state.displ()'),('stress','float
> (__builtin__.my_stresses[b.id])')]) is already my experiment,
>
> because after
>
>
> vtk.exportSpheres(what=[('radius','b.shape.radius'),('displacement','b.state.displ()'),('stress','__builtin__.my_stresses[
> b.id]')])
>
> i got an error too.
>
>
If you get an error, please always put it to the email. It will help us to
understand more what is going on.
What version of Yade do you use?
cheers
Jan
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