is there anything strange about your nu.mgz? Does it look okay? Is it conformed? I don't remember the last time we saw a core dump in mri_em_register. If you can't find anything then tar and gzip the subject (just the mri subtree will do) and I'll take a look. Bruce

On Wed, 2 Aug 2006, Chacko Cherian wrote:

Hello all,

Here's an error I got while doing 'recon-all -autorecon2 -s <subject_name>. Could someone please clarify.

Thank you.

Chacko Cherian.

#@# EM Registration Wed Aug 2 16:35:22 MST 2006 /home/ttest/freesurfer/subjects/case1/case1/case1/mri

mri_em_register -mask brainmask.mgz nu.mgz /home/ttest/freesurfer/average/RB_all_2006-02-15.gca transforms/talairach.lta

using MR volume brainmask.mgz to mask input volume... reading 1 input volumes... logging results to talairach.log reading '/home/ttest/freesurfer/average/RB_all_2006-02-15.gca'... setting gca type = Normal gca type average std = 7.4 using min determinant for regularization = 5.5 0 singular and 1662 ill-conditioned covariance matrices regularized reading 'nu.mgz'... Segmentation fault (core dumped) Linux ibmlnx2.samaritan.edu 2.4.20-24.9 #1 Mon Dec 1 11:35:51 EST 2003 i686 i686 i386 GNU/Linux

recon-all exited with ERRORS at Wed Aug 2 16:35:41 MST 2006

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