Hello FreeSurfer Developers,

I didn't cache the data during recon-all, so I ran the

>         following:

> 

>                mris_preproc ¨Cfsgd PDDvsHC.fsgd --target fsaverage

>         --hemi lh

>                --meas thickness --out lh.MMSE-AD.thickness.00.mgh

> 

>                It seemed to run smoothly (I've attached the log below)

>         so I

>                ran the next step:

> 

>                mri_surf2surf --hemi lh --s fsaverage --sval

>                lh.PDDvsHC.thickness.00.mgh --fwhm 10 --cortex --tval

>                lh.PDDvsHC.thickness.10.mgh

> 

>                I got the following error:

> 

>                Reading source surface reg

>              

>        freesurfer/subjects/fsaverage/surf/lh.sphere.reg

>                Loading source data

>              

>          

mghRead(/Users/cengzhou/Desktop/volumetric_FS/FS/lh.PDDvsHC.thickness.00.mgh, -1): could not open file

recon-all.log: see attached

Platform: mac os 10