Hi Paulo, I am working with windows 2000 platform and also I use Borlandc C++ Builder, and now I don't have problems for this time. But I haven't use tcl. But vtk is ok. Sedat DOGAN -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://www.vtk.org/pipermail/vtkusers/attachments/20010513/c68078a9/attachment.htm>