Am Montag, den 09.06.2008, 07:06 -0500 schrieb Jordi Gutiérrez Hermoso: > On 09/06/2008, Thomas Weber <thomas.weber.mail@gmail.com> wrote: > > > I've tracked this back till line 271 of vtkClipPolyData.cxx, where > > cellScalars->GetComponent(1,0) > > is a NaN value. > > And this doesn't happen with the 32bit version, of course? Not as far as I can tell, but checking for NaNs seems non-trivial in gdb. Thomas