Hello, I'm getting an error when I build the new VTK tree: vtkTkImageViewerWidget.cxx C:/vtknew/VTK/Rendering/tkInternals\tkInt.h(36) : error C2040: 'Tk_PostscriptInfo' : 'overloaded function type' differs in levels of indirection from 'struct Tk_PostscriptInfo_ *' Any ideas?