Fmriprep masking failure


I’ve got a run with a brain mask that appears to be failing badly, as you can see in the image below. I’m not sure exactly where things are going wrong. Here’s a link to a zip file containing the subjects report:

I’ve also got the work directory for that run saved which I can share if it will help diagnose the issue.


Ugh, even the least horrible masks are still horrible!

Does this dataset contain SBRefs? Could be an instance of


Nope, no SBRefs, it does have field maps, but the orientation information on those matches the functional.