Hi Mark,
Thanks a lot for your immediate response.
-Amrapali
On Sun, 21 Nov 2004 23:52:43 +0000, Mark Jenkinson <[log in to unmask]> wrote:
> Hi,
>
> The "fieldmap" here is an image. So there needs to be a file
> that contains the fieldmap image. The error you are getting
> is a result of it not being able to find any image called
> "fieldmap" (plus any extensions, like .hdr, etc) in the
> current directory.
>
> If you run the command in a directory that contains an
> appropriate image, or give the option a path name to the
> image then it should work.
>
> All the best,
> Mark
>
>
>
>
> On 19 Nov 2004, at 19:55, Amrapali Arshanapalli wrote:
>
> > Hi all,
> >
> > I am extremely new to FSL and was trying to run the Evaluation and
> > Example Data Suite available in FSL 3.2. I am following
> > http://www.fmrib.ox.ac.uk/fsl/feeds/doc/index.html
> >
> > I have an error when I run FUGUE frm the command line. According to
> > the documentation, I typed :
> > prelude -c fieldmap -u ~/unwrapped_phase (this is the path to the
> > unwrapped_phase)
> >
> > I saw that fieldmap is not an option under 'prelude' and I dont know
> > what fieldmap is...and so I just typed the above command line exactly
> > ..the error was :
> >
> > ** ERROR: nifti_image_read(fieldmap): can't open header file
> > ** ERROR: nifti_image_open(fieldmap): bad header info
> > Error: failed to open file fieldmap
> > Cannot open volume fieldmap for reading!
> >
> > I would appreciate your help --
> >
> > Thanks,
> > Amrapali
>
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