You can open them in a viewer, or just run mri_info on them.

On Thu, 28 Mar 2013, Jon Wieser wrote:

How do i check the dimensions of the volumes?

Jon

----- Original Message ----- From: "Anastasia Yendiki" ayendiki@nmr.mgh.harvard.edu To: "Jon Wieser" wieser@uwm.edu Cc: "freesurfer" freesurfer@nmr.mgh.harvard.edu Sent: Thursday, March 28, 2013 10:13:19 AM Subject: Re: [Freesurfer] error during trac-all -prep

Hi Jon - The command that fails is trying to multiply 2 volumes and complains that they have different sizes. Have you checked if these 2 volumes exist and what their dimensions are?

a.y

On Wed, 27 Mar 2013, Jon Wieser wrote:

...

i ran trac-all -prep -c dmrirc_single_subject and got the error :

fslmaths /BrainLabDocs/Studies/Alcohol_Study/Alc_Data_Faces/1223/freesurfer/dlabel/anatorig/anat_brain_mask.nii.gz -mul /BrainLabDocs/Studies/Alcohol_Study/Alc_Data_Faces/1223/freesurfer/dlabel/anatorig/notventricles.nii.gz /BrainLabDocs/Studies/Alcohol_Study/Alc_Data_Faces/1223/freesurfer/dlabel/anatorig/anat_brain_mask-vent.nii.gz Image Exception : #3 :: Attempted to multiply images/ROIs of different sizes terminate called after throwing an instance of 'RBD_COMMON::BaseException' Abort

I have attached the trac-all .log and trac-all.error files

I don't know how to fix this error

Thanks Jon

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