can you visually inspect the talairach xform in tkmedit and see if it looks correct (or tkregister2)? What format were the images you gave to recon-all? If analyze, make sure that the orientation is correct

cheers Bruce

On Fri, 19 Aug 2011, Ahmed, F, Me fahmed@sun.ac.za wrote:

Hello Freesurfers,   I got this error on my processing and wondered what the problem may be:   Talairach Failure Detection Mon Aug 15 16:26:35 SAST 2011 /mnt/hgfs/VBM/freesurfer_EONCS/EONCS/NN117/mri   talairach_afd -T 0.005 -xfm transforms/talairach.xfm   ERROR: talairach_afd: Talairach Transform: transforms/talairach.xfm ***FAILED*** (p=0.0000, pval=0.0000 < threshold=0.0050) Linux localhost.localdomain 2.6.18-8.1.8.el5 #1 SMP Tue Jul 10 06:50:22 EDT 2007 i686 i686 i386 GNU/Linux   recon-all exited with ERRORS at Mon Aug 15 16:26:35 SAST 2011   Any help would be greatly appreciated!   Kind regards, Fatima