Looks like a bunch of vxgi was just meged and complete for 4.17, maybe there is a new build available. https://github.com/EpicGames/UnrealEngine/pull/3947
Looks like a bunch of vxgi was just meged and complete for 4.17, maybe there is a new build available. https://github.com/EpicGames/UnrealEngine/pull/3947