Hi, I am trying to compile MESA and VTK under Win32 without any luck... Are there any efforts in that direction ? 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