Hello all,

I am trying to run a first level analysis on a subject with selxavg3-sess but keep running into the same error. The dof file is created, but that is it. Any ideas what might be causing this? Below is the error given.

Thank you very much for your help, Jeremy

[jelman@psych118 functional]$ selxavg3-sess -s LDR001-1 -analysis LDR-fmcsm4-rec -------------------------------------------------------------- selxavg3-sess logfile is /mtl/LDR/functional/log/selxavg3-sess-bold-LDR-fmcsm4-rec-090326144433.log -------------------------------------------------------------- ------------------------------------------- /mtl/LDR/functional/LDR001-1 Thu Mar 26 14:44:35 PDT 2009 anadir = /mtl/LDR/functional/LDR001-1/bold/LDR-fmcsm4-rec ------------------------------------------ ------- matlab output -------------------- Warning: Unable to open display 'iconic'. You will not be able to display graphics on the screen.

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>> >> >> >> /usr/local/freesurfer/fsfast/toolbox/fast_selxavg3.m >> >> >> >> >> >> >> >> >> >> >> >> >> >> $Id:

fast_selxavg3.m,v 1.55.2.6 2008/05/14 20:01:35 greve Exp $ outtop = /mtl/LDR/functional Extension format = nii UseFloat = 0 INFO: acfbins is not set, setting to 10 INFO: mask is not set, setting to brain 1 old-v-new.mat Loaded /mtl/LDR/functional/LDR001-1/bold/007/ldr_paradigm.par as a par4 file. nruns = 2 autostimdur = 1

outanadir = /mtl/LDR/functional/LDR001-1/bold/LDR-fmcsm4-rec Found 155793/475136 (32.8) voxels in mask Creating Design Matrix Loaded /mtl/LDR/functional/LDR001-1/bold/007/ldr_paradigm.par as a par4 file. Warning: Matrix is singular to working precision.

In fast_selxavg3 at 208

Loaded /mtl/LDR/functional/LDR001-1/bold/011/ldr_paradigm.par as a par4 file. Warning: Matrix is singular to working precision.

In fast_selxavg3 at 208

ntptot = 364, nX = 14, DOF = 350 ??? Error using ==> svd Input to SVD must not contain NaN or Inf.

Error in ==> cond at 40 s = svd(A);

Error in ==> fast_selxavg3 at 239 XCond = cond(XtX);

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ERROR: fast_selxavg3() failed\n