[Freesurfer] Recon-all failing at CA Reg

Hello,

I am having trouble with one subject during the recon-all process. It has failed twice at CA Reg:

status file for recon-all Thu Nov 8 15:11:20 EST 2007 #@# MotionCor Thu Nov 8 15:11:20 EST 2007 #@# Nu Intensity Correction Thu Nov 8 15:18:50 EST 2007 #@# Talairach Thu Nov 8 15:21:26 EST 2007 #@# Intensity Normalization Thu Nov 8 15:23:01 EST 2007 #@# Skull Stripping Thu Nov 8 15:30:05 EST 2007 #@# EM Registration Thu Nov 8 15:33:05 EST 2007 #@# CA Normalize Thu Nov 8 15:42:54 EST 2007 #@# CA Reg Thu Nov 8 15:45:14 EST 2007 Linux node0052 2.6.9-42.0.3.ELsmp #1 SMP Fri Oct 6 06:21:39 CDT 2006 i686 athlon i386 GNU/Linux

The brainmask, orig, and talairach look okay. Any ideas why this might be failing?

Thanks! Caroline