# Airway Inspector Wall Area errors

**URL:** <https://discourse.slicer.org/t/airway-inspector-wall-area-errors/27192>\
**Category:** Support\
**Created:** [January 11, 2023, 3:46pm UTC](https://discourse.slicer.org/t/airway-inspector-wall-area-errors/27192 "2023-01-11T15:46:43Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![mulia159](https://avatars.discourse-cdn.com/v4/letter/m/7c8e57/32.png) [@mulia159](https://discourse.slicer.org/u/mulia159)\
**Post date:** [January 11, 2023, 3:46pm UTC](https://discourse.slicer.org/t/airway-inspector-wall-area-errors/27192/1 "2023-01-11T15:46:43Z")

</div>

Operating system:  
Slicer version: 5.2.1  
Expected behavior: Wall area computation works correctly identifying the b3 walls  
Actual behavior:Wall area computation does not work correctly identifying the b3 walls, in which the fit ellipses do not correctly mark the wall