Hi, > > When I compile a program with VC in debug mode. It can > run well. But I try to compile in release mode, It give me > many error. I use vtk4.0. Can anyone help me. Please specify the errors... greets Ingo --- Dr.-Ing. Ingo H. de Boer Polytec GmbH Polytec-Platz 1-7, 76337 Waldbronn, Germany phone: ++49 7243 604 106 fax : ++49 7243 604 255