And do you have write permissions? Can you touch stats/aseg.stats

doug

Fernanda Palhano wrote:

Yes.

[Fernanda-Palhanos-Mac-Pro:group_analysis_tutorial/004/stats] fernandapalhano% ls aseg.stats lh.aparc.a2009s.stats lh.supramarg.stats rh.aparc.a2009s.stats wmparc.stats lh.aparc.a2005s.stats lh.aparc.stats rh.aparc.a2005s.stats rh.aparc.stats

Fernanda

On Mon, May 16, 2011 at 4:07 PM, Douglas N Greve <greve@nmr.mgh.harvard.edu mailto:greve@nmr.mgh.harvard.edu> wrote:

does the stats directory exist?
doug

Fernanda Palhano wrote:

    Hello,

    I'm trying to use mri_segstats to obtain some subcortical
    volume stats. When running the command line both in the
    tutorial data or in my own data, I have the follow error:
    ERROR: could not open stats/aseg.stats for writing

    [Fernanda-Palhanos-Mac-Pro:buckner_data/tutorial_subjs/group_analysis_tutorial]
    fernandapalhano% mri_segstats --seg mri/aseg.mgz --sum
    stats/aseg.stats --pv mri/norm.mgz --ctab-default --excludeid
    0 --brain-vol-from-seg --brainmask mri/brainmask.mgz --in
    mri/norm.mgz --in-intensity-name norm --in-intensity-units MR
    --etiv --subject 004
    Using defalt ctab /Applications/freesurfer/FreeSurferColorLUT.txt

    $Id: mri_segstats.c,v 1.69.2.1 2010/07/26 16:19:29 greve Exp $
    cwd
    cmdline mri_segstats --seg mri/aseg.mgz --sum stats/aseg.stats
    --pv mri/norm.mgz --ctab-default --excludeid 0
    --brain-vol-from-seg --brainmask mri/brainmask.mgz --in
    mri/norm.mgz --in-intensity-name norm --in-intensity-units MR
    --etiv --subject 004
    sysname  Darwin
    hostname Fernanda-Palhanos-Mac-Pro.local
    machine  i386
    user     fernandapalhano
    atlas_icv (eTIV) = 1792580 mm^3    (det: 1.086761 )
    ERROR: could not open stats/aseg.stats for writing

    Any ideas?

    Thanks,
    Fernanda
    ------------------------------------------------------------------------

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-- 
Douglas N. Greve, Ph.D.
MGH-NMR Center
greve@nmr.mgh.harvard.edu <mailto:greve@nmr.mgh.harvard.edu>
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