The skylight seems to be creating noisy / mottled lighting in more shadowy areas. It kind of resembles caustics. The more we increase the skylight intensity the more apparent this is. This is most likely caused by lumen, as when I turn lumen off it completely disappears. I’ve attached 3 images here …

[image] Lumen GI and Reflections feedback thread Rendering This is a bug that made it into release, you can work around with ‘r.Lumen.ScreenProbeGather.IrradianceFormat 0’

UE5 Skylight with Lumen uneven lighting

Development Rendering

EoghanGarvey (EoghanGarvey) July 18, 2022, 2:16pm 3

This setting has completely resolved it. Thank you so much Arkiras!!

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