Compilation problem in Ue 4.7

Compilation problem in Ue 4.7, I am unable to understand this problem because all my objects are in open loop and the shadow is dating problem seems to have spots on objects, someone knows how to solve? Thanks for listening !!

i have this problem too. Can anyone help to solve this issue?

Hi, I guess that your walls are single plane sin’t it?, however (single plane or not) for prevent such light problems you can try putting all around your room poligons (with a black material applied)…as xoio Berlin Flat teaches