Hi Gayane, I don't know whether I answered this or not, but  you will 
need to add "--surface fsaverage lh" to your command line
doug


On 06/24/2013 12:18 PM, Gayane Aghakhanyan wrote:
> Dear FreeSurfers
>
> I'm using Freesurfer 5.1 on Ubuntu 12.04 LTS.
> Currently running paired analysis as described here 
> https://surfer.nmr.mgh.harvard.edu/fswiki/PairedAnalysis
>
> After
> mri_glmfit \
>   --glmdir lh.paired-diff \
>   --y lh.paired-diff.thickness.sm05.mgh \
>   --fsgd paired-diff.fsgd \
>   --C mean.mtx \
>   --C age.mtx
>
> I've got an error "ERROR: you must use '--surface subject hemi' with surface 
> data".
> Any idea how to fix it?
>
> Below is the full output:
>
> utente@RM-user:~/Documenti/Gayane/POCD_quantitative/freesurfer_pocd/longitudinal_2013/pairedAnalysis$
>  mri_glmfit --glmdir lh.paired-diff --y lh.paired-diff.thickness.sm05.mgh 
> --fsgd paired-diff.fsgd --C mean.mtx --C age.mtx
>
>
> gdfReadHeader: reading paired-diff.fsgd
> INFO: ignoring tag ,9
> INFO: ignoring tag ,9
> INFO: ignoring tag ,3
> INFO: DeMeanFlag keyword not found, DeMeaning will NOT be done.
> Continuous Variable Means (all subjects)
>
>
> 0 Age 57 11.0454
> Class Means of each Continuous Variable
> 1 Main  57.0000
> INFO: gd2mtx_method is dods
>
> $Id: mri_glmfit.c,v 1.196.2.6 2011/05/05 20:54:25 greve Exp $
> cwd 
> /home/utente/Documenti/Gayane/POCD_quantitative/freesurfer_pocd/longitudinal_2013/pairedAnalysis
>
>
> cmdline mri_glmfit --glmdir lh.paired-diff --y 
> lh.paired-diff.thickness.sm05.mgh --fsgd paired-diff.fsgd --C mean.mtx --C 
> age.mtx
> sysname  Linux
> hostname RM-user
> machine  x86_64
> user     utente
> FixVertexAreaFlag = 1
>
>
> UseMaskWithSmoothing     1
> OneSampleGroupMean 0
> y    
> /home/utente/Documenti/Gayane/POCD_quantitative/freesurfer_pocd/longitudinal_2013/pairedAnalysis/lh.paired-diff.thickness.sm05.mgh
> logyflag 0
> usedti  0
>
> FSGD paired-diff.fsgd
>
> glmdir lh.paired-diff
> IllCondOK 0
> ReScaleX 1
> DoFFx 0
> Creating output directory lh.paired-diff
> Loading y from 
> /home/utente/Documenti/Gayane/POCD_quantitative/freesurfer_pocd/longitudinal_2013/pairedAnalysis/lh.paired-diff.thickness.sm05.mgh
>
>
> ERROR: you must use '--surface subject hemi' with surface data
>
> Thanks for yuo help
> Gayane
>
>
> _______________________________________________
> Freesurfer mailing list
> Freesurfer@nmr.mgh.harvard.edu
> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer

-- 
Douglas N. Greve, Ph.D.
MGH-NMR Center
gr...@nmr.mgh.harvard.edu
Phone Number: 617-724-2358
Fax: 617-726-7422

Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting
FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2
www.nmr.mgh.harvard.edu/facility/filedrop/index.html
Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/

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