where did you get the dicoms? Something is wrong with them (one of the direction cosines is 0). Also, it says the voxels are (0.5469 x 0.5469 x 12), which, if true, will also mean you won't be able to process the data.

On Tue, 15 Apr 2008, SHRIKANTH KULASHEKHAR wrote:

Hi,

on thecommand line: recon-all -autorecon1 -subjid SUBJECT_NAME -i /data/10456139

shriks

----- Original Message ---- From: Bruce Fischl fischl@nmr.mgh.harvard.edu To: SHRIKANTH KULASHEKHAR contactshriks@yahoo.co.in Cc: freesurfer@nmr.mgh.harvard.edu Sent: Tuesday, 15 April, 2008 5:06:04 PM Subject: Re: [Freesurfer] recon-all ERROR

Hi Shriks,

can you send us:

1. The full command line you ran.
2. The recon-all.log file for this subject

cheers, Bruce On Tue, 15 Apr 2008, SHRIKANTH KULASHEKHAR wrote:

...

Hi,

When I run the recon-all -autorecon1 on my DICOM data I end up with an errror. In the error.log I find the following error.

" MRIresample(): source matrix has zero determinant; matrix is: "

How can I proceed futher ?

thanks in advance.

shriks

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