Hi Dimitri, Could you indicate the recon command that you ran? You could try rerunning the recon-all command in the directory with one of the dicom files for the T1 image.
I’ve posted an example command below: recon-all -all -i I50 -s Subj001 • The file after the “-i” flag indicates your input dicom file (I50) • The file after the “-s” flag represents the output directory (Subj001) after you have run recon-all If you have more than one dicom file that you’d like to run through the recon pipeline you can add -i flags for each additional dicom. You can find additional information on the Freesurfer<applewebdata://2215FD5C-E547-4E06-A0A9-A6F106A2BD18/that%20you%20can%20also%20locate%20on%20our%20Freesurfer%20wiki%20with%20additional%20explanation%20(https:/surfer.nmr.mgh.harvard.edu/fswiki/FsTutorial/Practice)> wiki Let me know if you have more questions. Best regards, Ren From: freesurfer-boun...@nmr.mgh.harvard.edu <freesurfer-boun...@nmr.mgh.harvard.edu> Date: Wednesday, January 6, 2021 at 21:34 To: Freesurfer@nmr.mgh.harvard.edu <Freesurfer@nmr.mgh.harvard.edu> Subject: [Freesurfer] Recon-all Error External Email - Use Caution Hello! I’m experiencing an error while I try to use recon-all in a T1 MRI image, the following error message appears: “[...] using segmentation for initial intensity normalization using MR volume brainmask.mgz to mask input volume... reading mri_src from norm.mgz... error: mghRead(/home/developer/Desktop/BIBE_2020/Simulated_MRI/HC/rf0/t1_icbm_normal_1mm_pn1_rf0/mri/norm.mgz, -1): could not open file error: mri_normalize: could not open source file norm.mgz” Thanks!
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