Hollow box barrier device is destroying the lighting

Summary

When setting the barrier device to hollow box and using any material, anything inside the hollow box get bad lighting.

Please select what you are reporting on:

Unreal Editor for Fortnite

What Type of Bug are you experiencing?

Devices

Steps to Reproduce

Set a barrier device to hollow box, add any material (even the default one) and put any building inside of it

Expected Result

no change on the lighting

Observed Result

bad lighting that changes with the distance, seen from outside the barrier

Platform(s)

UEFN/PC

Video