Hi, I'm analyzing fMRI data using freesurfer 5.0.0. I run into the following error when running selxavg3-sess. Any suggestions?

Thanks, Eyal

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edechter@ba7:~/projects/stability/analysis$ selxavg3-sess -s tower001 -d ../data/ -analysis tower_allruns -c unstable-stable -no-preproc -------------------------------------------------------------- selxavg3-sess logfile is /u2/edechter/projects/stability/analysis/log/selxavg3-sess-bold-tower_allruns-101103112400.log -------------------------------------------------------------- ------------------------------------------- /u2/edechter/projects/stability/data/tower001 Wed Nov 3 11:24:01 EDT 2010 anadir = /u2/edechter/projects/stability/data/tower001/bold/tower_allruns DoGLMFit = 1 DoContrasts = 1 UpdateNeeded = 1 ------------------------------------------ ------- matlab output -------------------- Warning: Unable to open display 'iconic'. You will not be able to display graphics on the screen.

< M A T L A B > Copyright 1984-2007 The MathWorks, Inc. Version 7.5.0.338 (R2007b) August 9, 2007

Warning: Duplicate directory name: /u2/edechter/matlab.

To get started, type one of these: helpwin, helpdesk, or demo. For product information, visit www.mathworks.com.

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/software/Freesurfer/current/fsfast/toolbox/fast_selxavg3.m

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fast_selxavg3.m,v 1.55.2.8 2009/04/17 20:09:46 greve Exp $ outtop = /u2/edechter/projects/stability/data Extension format = nii ??? Undefined function or variable 'UseFloat'.

Error in ==> fast_selxavg3 at 82 fprintf('UseFloat = %d\n',UseFloat);

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ERROR: fast_selxavg3() failed\n edechter@ba7:~/projects/stability/analysis$