Unreal Engine Issues

Distance field AO artifacts on two-sided foliage/grass

Project has Lumen disabled ...

Rect Light distribution incorrect with CPU Lightmass

Crash when upgrading Nvidia GFX driver from Version 457.85 with open Project

Repro Rate: 5/5 Summary: When opening a Project in UE version 5.1.0 with Nvidia GFX driver version ###, the user is notified that there are known issues with this driver through a pop-up:WARNING: K ...

Groom component created from Blueprint ignores "Forced LOD" on LODSync component

Regression: Issue occurs in //UE5/Release-5.0 This issue occurs with any Groom Asset created from a Blueprint. Other components work properly with the Forced LOD settings, as only the Groom does no ...

Forward Rendering causes Volumetric Material to not render against background

Regression: Tested in UE5/Release-5.0, and the issue is reproduceable. This issue appears to occur when the SkySphere is deleted from the level, as leaving the SkySphere in the level causes the Vol ...

InstancedStaticMeshComponent causes crash in editor compiled with ALLOW_DITHERED_LOD_FOR_INSTANCED_STATIC_MESHES set to zero

ALLOW_DITHERED_LOD_FOR_INSTANCED_STATIC_MESHES works without crashing in ue4.27. It appears that this code path is not maintained in ue5. ...

Investigate TSR for translucency with dithered opaque

[Link Removed] ...

AncientGame's fire is quite ghosty with r.SeparateTranslucency=0

GPU Lightmass and HLOD not working

(Enduring Games) Conversation with customer includes test project within which the config changes are also present for review. ...

Editor crashes after executing the command r.DisplayInternals 1 or r.DisplayInternals = 1

This is not a regression. Tested in //UE5/Release-5.0 CL22346211 Editor crashes with an assertion after executing the command r.DisplayInternals 1 or r.DisplayInternals = 1 ...