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Make sure you have a carriage return at the end of your bvecs and bvals files. Peace, Matt. -----Original Message----- From: FSL - FMRIB's Software Library [mailto:[log in to unmask]] On Behalf Of Nurunisa Neyzi Sent: Friday, July 13, 2007 6:46 PM To: [log in to unmask] Subject: Re: [FSL] dtifit problem Hi thanks- I did and I had a spacing problem in bvecs. Now I corrected that, I still get empty FA maps. I checked the orientation (radiological). And I cannot think of what might be going wrong. tx! On 7/13/07, Matt <[log in to unmask]> wrote: > Try running bedpost_datacheck to make sure your files are in good order. > > Peace, > > Matt. > > -----Original Message----- > From: FSL - FMRIB's Software Library [mailto:[log in to unmask]] On Behalf > Of Nurunisa Neyzi > Sent: Friday, July 13, 2007 5:04 PM > To: [log in to unmask] > Subject: [FSL] dtifit problem > > Hi when I try to run the dtifit, > > dtifit -k ALLDTI_EddyCor.nii.gz -m nodif_brain_mask.nii.gz -o out -b > bvals -r bvecs > > I got an error that says > > terminate called after throwing an instance of 'NEWMAT::IndexException' > Abort > > I never had this before, what could be going wrong? > > tx, nurunisa >