Thanks for looking into this. I've uploaded the image under session 396931. The image appears like a valid stat map on inspection in fslview, but I may be missing something... if you could give it a test, that would be great. Thanks again - John Steve Smith wrote: > Hi - this exact command works for me on a fstat image I had lying > around, using your degrees of freedom. I guess there's something wrong > with your input image? > If you can't track this down, feel free to upload the image for us to > have a look. > Cheers. > > > On 5 Mar 2009, at 22:02, John Herrington wrote: > >> I am trying to convert an fstat map to a zstat map using the following >> syntax, with the following output: >> >>> ftoz -zout zstat1 fstat1 1 14 >> 902629 >> Segmentation fault >> >> I got this same segmentation fault across a number of different fstat >> files, >> with a variety of degrees of freedom set. Can you identify anything >> wrong >> with the syntax I used? If not, any clue as to what the problem might >> be? >> I'm running FSL version 4.1.1 in CentOS 5 (output from uname -a is >> below). >> >> Thanks - John >> >> 2.6.18-92.1.18.el5 #1 SMP Wed Nov 12 09:19:49 EST 2008 x86_64 x86_64 >> x86_64 >> GNU/Linux >> > > > --------------------------------------------------------------------------- > Stephen M. Smith, Professor of Biomedical Engineering > Associate Director, Oxford University FMRIB Centre > > FMRIB, JR Hospital, Headington, Oxford OX3 9DU, UK > +44 (0) 1865 222726 (fax 222717) > [log in to unmask] http://www.fmrib.ox.ac.uk/~steve > ---------------------------------------------------------------------------