Absolute World Position not returning the correct values in post process material after Temporal Upscale

Open any project
Create a new Post Process material.

Create this flow of nodes:
WorldPosition->Clamp->Emissive Color (licensee has provided a screenshot)

Add a post process volume, set to unbound.
Under the volume's Blendables/PostProcessMaterials, add a new asset, set the asset reference to the material created above.

The scene will be recoloured with miscoloured texels. (See linked UDN for further details).

How does TextureRenderTarget2D get TArray<uint8> type data?

How do I set a material as a post-processing material?

Why does the REMOVE method of map container remove elements have memory leaks?

Do I need to call Destory method to remove components from Actor when Destory method to remove Actor?

What is the cause of the packaging error falling back to 'GameUserSettings' in ue5?

Where can I download the source address of the deployment cotum service associated with the PixelStream plugin?

How to delete some elements correctly when deleting an array loop?

How does TArray loop correctly remove elements in blueprints?

What is the difference between Camera and CineCamera?

What controls of umg have mouse wheel events in UE4.27?