# TotalSegmentator failed to install required packages

**URL:** <https://discourse.slicer.org/t/totalsegmentator-failed-to-install-required-packages/47606>\
**Category:** Support\
**Created:** [July 12, 2026, 12:28pm UTC](https://discourse.slicer.org/t/totalsegmentator-failed-to-install-required-packages/47606 "2026-07-12T12:28:55Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![ebrahim](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/ebrahim/32/13403_2.png) [@ebrahim](https://discourse.slicer.org/u/ebrahim)\
**Post date:** [July 13, 2026, 7:31pm UTC](https://discourse.slicer.org/t/totalsegmentator-failed-to-install-required-packages/47606/2 "2026-07-13T19:31:51Z")

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Does it work in Slicer 5.12.1? We made a fix related to this in the 5.12.1 patch ([BUG: Disable pip install UI off main thread · Slicer/Slicer@c2975f2 · GitHub](https://github.com/Slicer/Slicer/commit/c2975f21536bc5c6eff0ea91bf279fbb712c20c9))

Related discussion: [Nninteractive (slicer client) is stuck](https://discourse.slicer.org/t/nninteractive-slicer-client-is-stuck/47550)

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_[View the full topic](https://discourse.slicer.org/t/totalsegmentator-failed-to-install-required-packages/47606)._