MRISreadVertexPosition(sphere.reg): could not open file /space/freesurfer/tutorials/tutorial_data/fsfast-tutorial.subjects/fsaverage/surf/lh.sphere.reg
MRISreadVertexPosition(sphere.reg): could not open file /space/freesurfer/tutorials/tutorial_data/fsfast-tutorial.subjects/fsaverage/surf/lh.sphere.reg
MRISreadVertexPosition(sphere.reg): could not open file /space/freesurfer/tutorials/tutorial_data/fsfast-tutorial.subjects/fsaverage/surf/lh.sphere.reg