Also, I have some files that include vtkMarchingCubesCases.h. Was this file removed in VTK 6.1.0? Its a valid header in VTK6.0. -- View this message in context: http://vtk.1045678.n5.nabble.com/VTK-compilation-error-Python-and-TK-tp5725774p5725775.html Sent from the VTK - Users mailing list archive at Nabble.com.