help > RE: Preprocessing failure, problem writing header
May 19, 2016  06:05 PM | Alfonso Nieto-Castanon - Boston University
RE: Preprocessing failure, problem writing header
Hi Jeremy,

Sorry for the long debugging, this is a really strange error. My best guess right now is that this may be caused by WFU Pickatlas overloading of the @file_array class used by SPM. Could you please try changing your Matlab path so that any SPM12 folder/subfolder is located above any WFUPickatlas folder/subfolder, and then trying preprocessing again? Also before running preprocessing please use the following command just to double-check that the correct @file_array class is being used:

 which file_array

(if that points to anything other than ...../spm12/@file_array/file_array.m then try using "clear classes all", checking your path again, and issuing the above command again)  

Best
Alfonso
Originally posted by Jeremy Hogeveen:
Alright so now I have this in my command window:

-------------
filename='C:\Users\cnl1796\Documents\Jeremy\tDCS_Patient_Study\Data\mri\Data\tDCS_TBI_01_01_A\SCANS\3\nii\cmrr_mb4_restingstateTE28.nii';
[fh,str]=fopen(filename,'r+','ieee-le');
disp(fh);
disp(str);
if fh>0, fclose(fh); end
3

filename='C:\Users\cnl1796\Documents\Jeremy\tDCS_Patient_Study\Data\mri\Data\tDCS_TBI_01_01_A\SCANS\3\nii\randomnewfilename.hdr';
[fh,str]=fopen(filename,'w+','ieee-le');
disp(fh);
disp(str);
if fh>0, fclose(fh); end
3
-------------

and a "randomnewfilename.hdr" file in the folder

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TitleAuthorDate
Jeremy Hogeveen May 12, 2016
Or Duek Jan 24, 2019
Or Duek Jan 23, 2019
Alfonso Nieto-Castanon May 13, 2016
Jeremy Hogeveen May 13, 2016
Alfonso Nieto-Castanon May 17, 2016
Jeremy Hogeveen May 19, 2016
Alfonso Nieto-Castanon May 19, 2016
Jeremy Hogeveen May 19, 2016
RE: Preprocessing failure, problem writing header
Alfonso Nieto-Castanon May 19, 2016
Jeremy Hogeveen May 19, 2016
Alfonso Nieto-Castanon May 20, 2016
Jeremy Hogeveen Jun 7, 2016