Unreal Engine Issues

Landscape / Volume Culling option doesn't work on Simplified HLODs

There are options on both landscapes and HLOD layers that when enabled, performs the  culling of invisible HLOD vertices (parts of HLOD meshes ending up below the terrain).  The option works fine w ...

check fail in RegisterLevelInstance when calling Build HLOD with PLA

The necessary conditions to trigger the issue: The WorldPartionHLOD actor to rebuild must reference a packed level actor The packed level actor must be loaded in the map when rebuilding the HLOD ...

Investigate Actors assigned to both partitions

Material overrides not respected when generating HLODs.

When generating HLODs, it is possible for the generator to ignore material override settings. The generator will not respect the constants, and does not change them in the Material with a default se ...

Creating an HLOD with a FallbackMesh that has a section with triangles=0 will incorrectly set the UVs of the StaticMesh

The UVs in HLOD's StaticMesh appear to be broken when there are sections with zero triangles in the fallback mesh. This is most likely the case for sections containing only small parts. Workaroun ...

Crash after generating HLODs for merged meshes that have all triangles culled

HLODs generate incorrectly with Substrate enabled

Happens when using multiple layers:"Testing this further it appears that it only occurs with multiple HLOD layers. The default setup has an instanced HLOD with a merged mesh HLOD parent. If you remo ...

Missing material bake output index entry for mesh(section)

HLODs with River, Lake, and Ocean not working

Make sure empty HLOD actors are irrelevant during cook

HLOD actors may be empty and have no meshes generated for them in which case they should not be included in the cooked game. ...