Nanite flag is set to Enable for all static mesh materials when Nanite Tools is opened

UE - Graphics Features - Nanite - Apr 27, 2023

The expected result is that the Used with Nanite flag is enabled when Nanite is enabled in Nanite Tools. Currently, opening Nanite Tools enabled the flag even for non-Nanite meshes. ...

Editor becomes unresponsive/freezes when a Geometry Collection is destroyed by a Hit Event while simulating

UE - Simulation - Physics - Destruction - Apr 19, 2023

This is a regression. Tested in //UE5/Release-5.1 CL23901901 When a geometry collection is destroyed by an On Hit event the editor becomes unresponsive and never recovers. No crash is generated. ...

Cooking crash during shutdown with no useful error

UE - Simulation - Physics - Apr 11, 2023

Sometimes some of actors are destroyed after the destruction of the solver through the garbage collector. In this case, the app crash in FChaosScene::RemoveActorFromAccelerationStructureImp because ...

TSR ghosting with fast moving shadows

UE - Graphics Features - Apr 10, 2023

[Link Removed]  ...

Replicated components spawned by CreateComponentOnInstance are broken by object reuse

UE - Gameplay - Apr 5, 2023

When the gameplay framework component manager creates components as part of CreateComponentOnInstance, it passes in the requested class name as the literal name of the component instead of using the ...

A Kinematic controlled vehicle is not rendering correctly when it has a non-identity transform.

There are issues with the vehicles rendered position when it is being moved in a kinematic manner, i.e, forcibly moving a vehicle (not simulating it) using either FChaosEngineInterface::SetKinemati ...

Vehicle clutch not fully simulated in Chaos Vehicle Plugin

There is no manual clutch control exposed to users. For completeness this should be available via blueprint in the same way that the settering, throttle and brake are user controlled. ...

XR Planar Reflections lag behind VR headset movement

UE - Platform - XR - Mar 24, 2023

Planar Reflections lag behind VR headset movement [Link Removed] Reporting that reflection captures lag because they happen before late update is applied. Includes an experimental patch that fi ...

Collison and Simple Collision Mip Level Crash

UE - LD & Modeling - Terrain - Landscape - Mar 21, 2023