# Error when meshing compound made of 3D shells

**URL:** <https://prepomax.discourse.group/t/error-when-meshing-compound-made-of-3d-shells/2013>\
**Category:** General Questions\
**Created:** [September 15, 2024, 8:18pm UTC](https://prepomax.discourse.group/t/error-when-meshing-compound-made-of-3d-shells/2013 "2024-09-15T20:18:27Z")\
**Posts on this page:** 1\
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**Author:** ![FEAnalyst](https://yyz2.discourse-cdn.com/free1/user_avatar/prepomax.discourse.group/feanalyst/32/688_2.png) [@FEAnalyst](https://prepomax.discourse.group/u/FEAnalyst)\
**Post date:** [September 15, 2024, 8:58pm UTC](https://prepomax.discourse.group/t/error-when-meshing-compound-made-of-3d-shells/2013/2 "2024-09-15T20:58:45Z")

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You can use Geometry → Analyze to find some issues. Compound creation may sometimes fail or generate wrong results if the input geometry has some underlying issues or is misaligned: [Deformation in 2 or more bodies - #10 by Matej](https://prepomax.discourse.group/t/deformation-in-2-or-more-bodies/524/10)

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