[Freesurfer] [WARNING: UNSCANNABLE EXTRACTION FAILED]Re: [WARNING: UNSCANNABLE EXTRACTION FAILED]talairach_afd: Talairach Transform: transforms/talairach.xfm ***FAILED***

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attached is a sample on which it fails. I just do recon-all -autorecon1 -i new.dcm -s outnew

Is this okay? Also attached is the log. I haven't tried all.

On Mon, Mar 25, 2019 at 12:26 PM Bruce Fischl fischl@nmr.mgh.harvard.edu wrote:

did all of them fail? That seems unlikely. Our failure rates are usually pretty low (less than a couple of percent). If they are all failing something else is wrong

On Mon, 25 Mar 2019, Chhavi Yadav wrote:

...

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HI Bruce,Thanks for your email. I actually have 3500 files. So cant do transform on them manually. Any

other way? Like downloading the

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previous version of freesurfer? Chhavi

On Mon, Mar 25, 2019 at 10:56 AM Bruce Fischl <

fischl@nmr.mgh.harvard.edu> wrote:

...

  Hi Chhavi

  the automated Talairach transform creation can sometimes fail,
  particularly in the presence of very large ventricles or lots of
  damaged white matter or
  both. We have a tutorial on checking and correcting it here:

https://urldefense.proofpoint.com/v2/url?u=https-3A__surfer.nmr.mgh.harvard....

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ach-5Ffreeview&d=DwIDaQ&c=slrrB7dE8n7gBJbeO0g-IQ&r=N9tx5lNt4OZx_Y6zKcYlyQ&m=jmk4B1izuOm3OQVTtDKbHktL7QrJ

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  JELPuLToS-_5lkY&s=LpBDOkEFGzHx0owj2xszaOGP5m2RG6gsMN9vq30fOBU&e=

  cheers
  Bruce

  On
  Mon, 25 Mar 2019, Chhavi Yadav wrote:

  >
  >         External Email - Use Caution
  >
  > Hi,I am a beginner to freesurfer. Never used it before.
  > Currently I am working on some dicoms from ADNI that I want to

preprocess.

...

  > But I am getting this 'talairach_afd: Talairach Transform:

transforms/talairach.xfm

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  ***FAILED*** ' error.
  > I am attaching the error log and other files for your reference.

Please help me out.

...

  >
  > Regards,
  > Chhavi
  >
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