NiagaraFluids Grid3D_ComputeBoundary UseGeometryCollectionCollisions works Wrong

I use “3DLiquidConstantEmission” Naiagara System in Contents Example.

NaiagaraFluids on StaticMesh works well.

NaiagaraFluids on GeometryCollection.

UseGeometryCollection Collisions option on.
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Add GeometryCollectionActor.
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It works but It seems like collider works only use simple collision.

How can i fix it?

Geometry Collection only supports boxes for collisions. We’re working on improving that in future releases.

Thany you for answering my questions