# Dental Segmentator not working with M1 Mac

**URL:** <https://discourse.slicer.org/t/dental-segmentator-not-working-with-m1-mac/46041>\
**Category:** Support\
**Created:** [February 3, 2026, 4:04am UTC](https://discourse.slicer.org/t/dental-segmentator-not-working-with-m1-mac/46041 "2026-02-03T04:04:48Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![nguyetun](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/nguyetun/32/79008_2.png) [@nguyetun](https://discourse.slicer.org/u/nguyetun)\
**Post date:** [February 3, 2026, 4:04am UTC](https://discourse.slicer.org/t/dental-segmentator-not-working-with-m1-mac/46041/1 "2026-02-03T04:04:48Z")

</div>

I’ve downloaded Slicer 5.11 and the Dental Segmentator isn’t working. I’ve attached the error message.

 ![Screenshot 2026-02-02 at 10.00.06 AM](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/f/2/f21de20596a958b302eb08b51cee47865ff02936.jpeg)