afni.nimh.nih.gov

Howdy-

That is odd. I am not sure; I just copy+pasted that command on my computer, and it worked for me.

A couple things:

1) what is your AFNI version? Output of: "afni -ver".

2) in that directory, what does the following show (don't know if it's possible that the files have bad permissions, for example?):

\ls -l *HEAD *BRIK* *nii*

?

--pt