Hi Doug and all,

When i run selxavg3-sess -analysis LD-analysis -s LD-functional

i seem to get errors in some other files, The output is as follows:

[balaji-goparajus-computer:~/Desktop/subjectdata] balajigo% selxavg3-sess -analysis LD-analysis -s LD-functional -------------------------------------------------------------- selxavg3-sess logfile is /Users/balajigoparaju/Desktop/subjectdata/log/selxavg3-sess-bold-LD-analysis-080728180123.log -------------------------------------------------------------- ------------------------------------------- /Users/balajigoparaju/Desktop/subjectdata/LD-functional Mon Jul 28 18:01:23 EDT 2008 anadir = /Users/balajigoparaju/Desktop/subjectdata/LD-functional/bold/LD-analysis ------------------------------------------ ------- 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 (R) > Copyright 1984-2008 The MathWorks, Inc. Version 7.6.0.324 (R2008a) February 10, 2008

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

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>> >> >> >> /Applications/freesurfer/fsfast/toolbox/fast_selxavg3.m >> >> >> >> >> >> >> >> >> >> >> >> >> >> $Id: fast_selxavg3.m,v 1.55.2.2 2007/11/27 18:42:09 greve Exp $

outtop = /Users/balajigoparaju/Desktop/subjectdata Extension format = nii UseFloat = 0 INFO: acfbins is not set, setting to 10 INFO: mask is not set, setting to brain 1 LD-contrast.mat Loaded /Users/balajigoparaju/Desktop/subjectdata/LD-functional/bold/006/emotion.par as a par2 file. ERROR: empty nonpar matrix for mcextreg ??? Attempt to reference field of non-structure array.

Error in ==> flac_taskregind at 37 nev = length(flac.ev);

Error in ==> flac_customize at 267 flacnew.indtask = flac_taskregind(flacnew);

Error in ==> fast_selxavg3 at 97 flac0 = flac_customize(flac0);

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ERROR: fast_selxavg3() failed\n

Thank you for the help you have been providing!