I am repeatedly running into an autorecon3 error (see below). Any ideas how to fix this? It appears that the software is having an issue reading /surf/lh.sphere and immediately exits afterward.

using smoothwm curvature for final alignment
$Id: mris_register.c,v 1.59 2011/03/02 00:04:33 nicks Exp $
  $Id: mrisurf.c,v 1.693.2.2 2011/04/27 19:21:05 nicks Exp $
reading surface from ../surf/lh.sphere...
mris_register: could not read surface file ../surf/lh.sphere
ERROR: reading ../surf/lh.sphere
Read 0 bytes, expected 1
Linux aldebaran 2.6.18-194.17.4.el5 #1 SMP Mon Oct 25 15:50:53 EDT 2010 x86_64 x86_64 x86_64 GNU/Linux

recon-all -s PPMI_290_S_3829m12_i395612 exited with ERRORS at Wed Nov  6 15:57:07 PST 2013