# Dental segmentation error: something went wrong during nnunet processing

**URL:** <https://discourse.slicer.org/t/dental-segmentation-error-something-went-wrong-during-nnunet-processing/46668>\
**Category:** Support\
**Created:** [April 6, 2026, 12:20pm UTC](https://discourse.slicer.org/t/dental-segmentation-error-something-went-wrong-during-nnunet-processing/46668 "2026-04-06T12:20:52Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Hisham\_Bakar](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/hisham_bakar/32/82184_2.png) [@Hisham\_Bakar](https://discourse.slicer.org/u/Hisham_Bakar)\
**Post date:** [April 6, 2026, 12:20pm UTC](https://discourse.slicer.org/t/dental-segmentation-error-something-went-wrong-during-nnunet-processing/46668/1 "2026-04-06T12:20:52Z")

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what is the solution when i want to open the dental segmentation this window appears?

 ![Screenshot 2026-04-05 153744](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/d/a/dac77216c865b197c80b1bb6825b56aba45be8f2.png)

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**Author:** ![Thibault\_Pelletier](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/thibault_pelletier/32/4767_2.png) [@Thibault\_Pelletier](https://discourse.slicer.org/u/Thibault_Pelletier)\
**Post date:** [April 7, 2026, 6:07am UTC](https://discourse.slicer.org/t/dental-segmentation-error-something-went-wrong-during-nnunet-processing/46668/2 "2026-04-07T06:07:46Z")

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Hi @Hisham_Bakar,

As stated in the error message, please provide the content of your logs so that we can help you identify what went wrong during the processing.

Best,  
Thibault