Hi, On Mon, Apr 1, 2013 at 9:49 AM, Mark Jenkinson <[log in to unmask] > wrote: > Hi, > > It sounds like you don't have a full installation. Go and check the > instructions on the neurodebian website for installing FSL. > Please run this in a terminal (lines that start with %): % echo $FSLWISH /usr/bin/wish % ls /usr/bin/wish /usr/bin/wish@ If you don't see similar output something is broken. Please also make sure that you set up the FSL environment correctly -- see the FSL manpage for details, ie. run "man fsl" in a terminal. Cheers, Michael