Path Tracer causes floor Decals to render black

[SupportiveEntity]

Hey there @2Dios! Welcome back to the community! There is a known issue with Path Tracer when it comes to things that adjust normals or WPO. This could be related:

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Hi everyone, I’ve run into a reproducible issue in Unreal Engine 5.5/5.6 when using the Path Tracer. The problem: Any material that adjusts normals to complement world position changes (for example, using FixRotateAboutAxisNormals or similar setups) renders with black faces in Path Tracer. The same meshes and materials render perfectly fine in Lumen and rasterization modes. [image] [image] Any help, insights, or confirmation from others seeing the same would be greatly appreciated. Th…

Do simple decals without offsets/normals work as expected?