#  Error occurred during install : blosc2?

**URL:** <https://discourse.slicer.org/t/error-occurred-during-install-blosc2/40687>\
**Category:** Support\
**Created:** [December 14, 2024, 2:33am UTC](https://discourse.slicer.org/t/error-occurred-during-install-blosc2/40687 "2024-12-14T02:33:31Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![RamonWest](https://avatars.discourse-cdn.com/v4/letter/r/a698b9/32.png) [@RamonWest](https://discourse.slicer.org/u/RamonWest)\
**Post date:** [December 14, 2024, 2:33am UTC](https://discourse.slicer.org/t/error-occurred-during-install-blosc2/40687/1 "2024-12-14T02:33:32Z")

</div>

Hi there, someone familiar with this report(read below) when pushing the button ‘Aplly’ with the DentalSegmentator add on?

* * *

2024/12/13 20:00:12.016 :: Start nnUNet install with requirements : nnunetv2

2024/12/13 20:00:12.019 :: - Installing pandas…

2024/12/13 20:00:20.642 :: - Installing pillow\<10.1…

2024/12/13 20:00:25.217 :: - Installing nnunetv2 --no-deps…

2024/12/13 20:00:26.838 :: - Installing acvl-utils\<0.3,\>=0.2 --no-deps…

2024/12/13 20:00:27.646 :: - Installing batchgenerators --no-deps…

2024/12/13 20:00:28.497 :: - Installing scikit-image --no-deps…

2024/12/13 20:00:30.600 :: - Installing networkx\>=2.8 --no-deps…

2024/12/13 20:00:32.761 :: - Installing imageio\>=2.33 --no-deps…

2024/12/13 20:00:33.912 :: - Installing tifffile\>=2022.8.12 --no-deps…

2024/12/13 20:00:35.387 :: - Installing lazy-loader\>=0.4 --no-deps…

2024/12/13 20:00:36.125 :: - Installing scikit-learn --no-deps…

2024/12/13 20:00:39.518 :: - Installing joblib\>=1.2.0 --no-deps…

2024/12/13 20:00:40.543 :: - Installing threadpoolctl\>=3.1.0 --no-deps…

2024/12/13 20:00:41.250 :: - Installing future --no-deps…

2024/12/13 20:00:42.768 :: - Installing unittest2 --no-deps…

2024/12/13 20:00:43.661 :: - Installing argparse --no-deps…

2024/12/13 20:00:44.361 :: - Installing traceback2 --no-deps…

2024/12/13 20:00:45.067 :: - Installing linecache2 --no-deps…

2024/12/13 20:00:45.750 :: - Installing connected-components-3d --no-deps…

2024/12/13 20:00:46.687 :: - Installing blosc2\>=3.0.0b4 --no-deps…

2024/12/13 20:00:47.254 :: Install returned non-zero exit status : Command ‘[‘C:/Users/Ramon/AppData/Local/slicer.org/Slicer 5.7.0-2024-12-12/bin/…/bin\PythonSlicer.EXE’, ‘-m’, ‘pip’, ‘install’, ‘blosc2\>=3.0.0b4’, ‘–no-deps’]’ returned non-zero exit status 1… Attempting to continue…

2024/12/13 20:00:47.260 :: Error occurred during install : blosc2

Hope someone can help me with the segmentation of my DICOM.

Kind regards,

Ramon Westerhuis

---

<div class="post-metadata">

**Author:** ![lassoan](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/lassoan/32/13_2.png) [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Post date:** [December 14, 2024, 2:35am UTC](https://discourse.slicer.org/t/error-occurred-during-install-blosc2/40687/2 "2024-12-14T02:35:19Z")

</div>

It is due to a problem in a third-party library. See more information and description of how to fix here: [DentalSegmentator doesnt work · Issue #21 · gaudot/SlicerDentalSegmentator · GitHub](https://github.com/gaudot/SlicerDentalSegmentator/issues/21#issuecomment-2528041138)