You'll have to re-run the preprocessing (or change all the .nii files).
doug

Kiley Seymour wrote:
> Dear Doug,
>
> Thanks for your earlier reply. I have installed fsl on my machine, and 
> have progressed a little further through the retinotopy analysis. 
> However, I now have the following error. 
>
> ERROR: TR mismatch between analysis and data
> analysis TR = 2, data TR = 0
>
> I used
>
> mri_convert f.nii f.nii -tr 2000 
>
> to try to fix the problem, but had no success (below is the output). 
>
> Your help would be very much appreciated.
>
> Thanks in advance
>
> Kiley
>
>
> FreeSurfer:/data1/RETINOTOPY> selxavg3-sess -a rtopy.self.lh -s 
> IFEE2211 -no-preproc
> Surface data self lh
> --------------------------------------------------------------
> selxavg3-sess logfile is 
> /media/sf_DATA1/RETINOTOPY/log/selxavg3-sess-bold-rtopy.self.lh-120326071335.log
> --------------------------------------------------------------
> -------------------------------------------
> /media/sf_DATA1/RETINOTOPY/IFEE2211 
> Mon Mar 26 07:13:35 EDT 2012
> anadir = /media/sf_DATA1/RETINOTOPY/IFEE2211/bold/rtopy.self.lh
> DoGLMFit = 1
> DoContrasts = 1
> UpdateNeeded = 1
> ------------------------------------------
> ------- matlab output --------------------
>
>                             < M A T L A B (R) >
>                   Copyright 1984-2012 The MathWorks, Inc.
>                     R2012a (7.14.0.739) 32-bit (glnx86)
>                               February 9, 2012
>
>  
> To get started, type one of these: helpwin, helpdesk, or demo.
> For product information, visit www.mathworks.com.
>  
> >> >> >> >> >> >> >> 
> /home/virtualuser/freesurfer/fsfast/toolbox/fast_selxavg3.m
> >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> 
>
> #@# IFEE2211 ###############################
> /media/sf_DATA1/RETINOTOPY/IFEE2211
> -------------------------
> $Id: fast_selxavg3.m,v 1.100 2011/03/02 16:14:38 greve Exp $
> /home/virtualuser/freesurfer/fsfast/toolbox/fast_selxavg3.m
> /home/virtualuser/freesurfer/fsfast/toolbox/fast_ldanaflac.m
> /home/virtualuser/freesurfer/matlab/MRIread.m
> -------------------------
> outtop = /media/sf_DATA1/RETINOTOPY
> Extension format = nii.gz
> FreeSurfer Virtual Machine
> sudo password: freesurfer
>
> FreeSurfer Virtual Machine
> sudo password: freesurfer
>
> nruns = 4
> autostimdur = 
>
>
> outanadir = /media/sf_DATA1/RETINOTOPY/IFEE2211/bold/rtopy.self.lh
>
>
> FreeSurfer Virtual Machine
> sudo password: 
>
> Found 111344/120028 (92.8) voxels in mask
> Creating Design Matrix
>  ... creation time =  0.007 sec
> DoMCFit = 1
> ntptot = 492, nX = 36, DOF = 456
> Saving X matrix to 
> /media/sf_DATA1/RETINOTOPY/IFEE2211/bold/rtopy.self.lh/Xtmp.mat
> XCond = 1.20413 (normalized)
> Computing contrast matrices
>  
>
> FreeSurfer Virtual Machine
> sudo password: 
>
> OLS Beta Pass 
>   run 1    t= 0.0
> : 
>
> FreeSurfer Virtual Machine
> sudo password: 
>
> ERROR: TR mismatch between analysis and data
> analysis TR = 2, data TR = 0
>
>
> ------------------------------------------------------------------------
> *From:* Kiley Seymour <kiley_seym...@yahoo.com.au>
> *To:* "freesurfer@nmr.mgh.harvard.edu" <freesurfer@nmr.mgh.harvard.edu>
> *Sent:* Sunday, 25 March 2012 1:05 PM
> *Subject:* Re: mkbrainmask-sess
>
> Hi again,
>
> Could this error be due to the fact that I don't have a full version
> of fsl installed and configured on my ubuntu virtual machine? i.e.
> does fsfast require fsl to be installed?
>
> Thanks
>
> K
>
> ------------------------------------------------------------------------
> *From:* Kiley Seymour <kiley_seym...@yahoo.com.au>
> *To:* "freesurfer@nmr.mgh.harvard.edu" <freesurfer@nmr.mgh.harvard.edu>
> *Sent:* Friday, 23 March 2012 3:04 PM
> *Subject:* mkbrainmask-sess
>
> Dear Freesurfers,
>
> I am currently trying to do some retinotopic mapping. I have been 
> successful in running the reconstruction commands and setting 
> everything up for the analysis, but I have run into problems when 
> using the selxavg3-sess command. i.e. selxavg3-sess -a rtopy.self.lh 
> -s IFEE2211 -no-preproc (  -no-preproc since I have co-registered and 
> motion corrected my files in SPM). 
>
> I was unable to run this command as freesurfer could not 
> find  /media/sf_DATA1/RETINOTOPY/IFEE2211/bold/001/global.meanval.dat
>
> So I ran mktemplate - sess, which was successfully completed. And then 
> I ran mkbrainmask-sess (see below). 
>
> Any help with this would be much appreciated.
>
> Thanks
>
> Kiley
>
>  
> FreeSurfer:~/data1/RETINOTOPY> mkbrainmask-sess -s IFEE2211 -d 
> ~/data1/RETINOTOPY
> ------------------------------------------------
> /media/sf_DATA1/RETINOTOPY/IFEE2211 
> Fri Mar 23 09:42:26 EDT 2012
> mkbrainmask -i template.nii.gz -o masks/brain.nii.gz -thresh 0.1 -ndil 
> 1 -nerode 0
> FSLMATHS fslmaths.fsl
> Scratch Dir is /tmp/mkbrainmask_7930
> /media/sf_DATA1/RETINOTOPY/IFEE2211/bold
> mri_convert template.nii.gz /tmp/mkbrainmask_7930/in.nii
> mri_convert template.nii.gz /tmp/mkbrainmask_7930/in.nii 
> $Id: mri_convert.c,v 1.179.2.1 2011/03/22 16:37:02 nicks Exp $
> reading from template.nii.gz...
> TR=0.00, TE=0.00, TI=0.00, flip angle=0.00
> i_ras = (-0.998558, -0.0534653, -0.00482299)
> j_ras = (-0.0536701, 0.992375, 0.110955)
> k_ras = (0.00114604, -0.111054, 0.993814)
> writing to /tmp/mkbrainmask_7930/in.nii...
> # ---------- Using FSL's BET to Extract Brain------------------ #
> /media/sf_DATA1/RETINOTOPY/IFEE2211/bold
> bet.fsl /tmp/mkbrainmask_7930/in.nii /tmp/mkbrainmask_7930/brain -m -f 0.1
> /home/virtualuser/freesurfer/bin/bet.fsl: 150: /bin/remove_ext: not found
> /home/virtualuser/freesurfer/bin/bet.fsl: 151: /bin/remove_ext: not found
> /home/virtualuser/freesurfer/bin/bet.fsl: 158: /bin/imtest: not found
> [: 158: =: unexpected operator
> /home/virtualuser/freesurfer/bin/bet.fsl: 380: /bin/bet2: not found
> mri_binarize --i /tmp/mkbrainmask_7930/brain_mask.nii --min .01 --o 
> /tmp/mkbrainmask_7930/brain_mask.nii
> niiRead(): error opening file /tmp/mkbrainmask_7930/brain_mask.nii
>
> $Id: mri_binarize.c,v 1.26.2.1 2011/04/08 15:40:50 greve Exp $
> cwd /media/sf_DATA1/RETINOTOPY/IFEE2211/bold
> cmdline mri_binarize --i /tmp/mkbrainmask_7930/brain_mask.nii --min 
> .01 --o /tmp/mkbrainmask_7930/brain_mask.nii 
> sysname  Linux
> hostname FreeSurfer
> machine  i686
> user     virtualuser
>
> input      /tmp/mkbrainmask_7930/brain_mask.nii
> frame      0
> nErode3d   0
> nErode2d   0
> output     /tmp/mkbrainmask_7930/brain_mask.nii
> Binarizing based on threshold
> min        0.01
> max        +infinity
> binval        1
> binvalnot     0
>
>
>
>
>
> ------------------------------------------------------------------------
>
> _______________________________________________
> 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: www.nmr.mgh.harvard.edu/facility/filedrop/index.html

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