Dear JL, Please look at: https://www.jiscmail.ac.uk/cgi-bin/webadmin?A2=ind1010&L=FSL&P=R20724 Hopefully this should fix your problem. All the best, Mark On 14 Sep 2011, at 15:56, Jung L Hsu wrote: > Dear FSL experts, > I use Mac 10.6 and FSL 4.1.8 version. When I open fslview to view .vtk file, it always crash. Besides, in x,y,z slice planes, it can not display the slice. > Is anyone know how to solve it ? > thanks > JL >