what if you change the destination directory? Does it work? On Fri, 4 Mar 2016, Óscar Soto Angona wrote:

Hi, Yes, we have permission, and the disk have plenty of space :/

On Thu, Mar 3, 2016 at 6:30 PM, Douglas N Greve greve@nmr.mgh.harvard.edu wrote: Do you have write permission to that folder? Is the disk full?

  On 03/02/2016 11:12 AM, Óscar Soto Angona wrote:
  > Hello,
  >
  > We are medicine students who are using freesurfer for
  research. We had
  > been using freesurfer in Ubuntu 12.02 without encountering any
  > trouble; recently we updated to 14.04.
  >
  > Now, when we attempt to convert a mgz file to nii using
  mriconvert, we
  > have an error regarding failure to write the files .nii
  >
  > The command we are using is as follows:
  >
  > mri_convert
  >../estructural/Freesurfer_segmentacion_cortical_resultado/C2090_cortical_se
  g.mgz
  >../estructural/Freesurfer_segmentacion_cortical_resultado/C2090_cortical_se
  g.nii
  >
  >
  > The error message we find is this one:
  >
  > $Id: mri_convert.c,v 1.179.2.7 2012/09/05 21:55:16 mreuter Exp
  $
  > reading from
  >/home/psa/datos_MRI_cerebral/estructural/Freesurfer_seg_cortical_resultado/
  C2090_cortical_seg.mgz...
  > TR=0.00, TE=0.00, TI=0.00, flip angle=0.00
  > i_ras = (-1, -4.74975e-08, 0)
  > j_ras = (0, 0, -1)
  > k_ras = (1.21072e-08, 1, 0)
  > writing to
  >
  ../estructural/Freesurfer_segmentacion_cortical_resultado/C2090.nii...
  > niiWrite(): error opening file
  >
  ../estructural/Freesurfer_segmentacion_cortical_resultado/C2090.nii
  > ERROR: failure writing
  >
  ../estructural/Freesurfer_segmentacion_cortical_resultado/C2090.nii
  >
  >
  > We really could use your help, since we can't find any
  solution in the
  > Internet. Thanks in advance for your attention.
  >
  >
  > Regards,
  >
  >
  > Óscar and Alba
  >
  >

...

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-- Douglas N. Greve, Ph.D. MGH-NMR Center greve@nmr.mgh.harvard.edu Phone Number: 617-724-2358 Fax: 617-726-7422

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