Hi Mathieu- I found a memory problem in the VTKImageIO class and checked it in. I am reading VTK files (binary and ASCII) just fine now. Will At 01:26 PM 1/28/2003 -0500, Luis Ibanez wrote: >Hi Mathieu, > >Thanks for pointing this out. > > >The example ImageReadWrite is probably not reading >your VTK binary image correctly.