Unreal Engine Issues

Incorrect keying when a Transform Origin is applied

See steps to repro. Our key recomposition algorithms need to take into consideration the Transform Origin manipulations. ...

Math expression nodes should use CommutativeAssociativeBinaryOperator when applicable

Read-only nodes used in math expression should use CommutativeAssociativeBinaryOperator when appropriate. Even though these nodes can't be modified, there is the occasional need to copy these nodes ...

Light function materials using WorldPosition do not render correctly to volumetric fog if there is more than one

There is a one-line fix for this in a shader file, see their PR on GitHub:https://github.com/EpicGames/UnrealEngine/pull/10251/files ...

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. ...

UnkownRef Mips can cause TextureStreaming peaks during loading

UnkownRef Mips is meant to fix/workaround the problem where some textures are used for rendering but they don't have any component references them (such as texture used by PP effects) These UnkownR ...

When packaging a cpp project created with the InstalledBuild engine, the build does not complete.

Renaming a variable on a Blueprint will reset that variable's value on any Child BPs

If a variable is renamed on a blueprint, then any child blueprints will lose their default values for that variable and reset to the parent's default value. This resetting only happens with the Chi ...

XR Planar Reflections lag behind VR headset movement

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 ...

Interchange: Ensure in InterchangeManager when exiting the editor in game mode

> UnrealEditor-InterchangeEngine-Win64-Debug.dll!UInterchangeManager::StartQueuedTasks::__l2::<lambda>() Line 861 C++  UnrealEditor-InterchangeEngine-Win64-Debug.dll!DispatchCheckVerify<bool,bool ...