Lumen Leaking and Reflection Flickering

UE - Rendering - Architecture - Jul 18, 2023

When breaking a level instance, foliage instances in the LevelInstance are placed in the wrong location

UE - Engine Scaling - Streaming - Level Instances - Jul 8, 2023

Following code works as a work around. The code updates placement information of instances. TMap<UFoliageType*, TArray<const FFoliageInstancePlacementInfo*>> AInstancedFoliageActor::GetInstancesF ...

In the Anim Sequence Editor set a Notify's MontageTickType to be fixed to BranchingPoint if that Notify is a Native Branching Point

UE - MVF Character - Animation - Jun 30, 2023

To avoid confusing users when working with a Native Branching Point Notify set its MontageTickType to be fixed to BranchingPoint.  ...

SceneQuery: UWorld::SweepSingleByChannel doesn't return BoneName on skeletal meshes with per-poly collision enabled

UE - Runtime - Simulation - Jun 28, 2023

Scene queries when encountering skeletal meshes with per-poly collision enabled do not return a bone name in the HitResult. Returning the BoneName always or having it as an option via FCollisionQuer ...

OnObjectPropertyChanged Firing Excessively when FText is Bulk Edited

UE - Editor - Verse Class Editor - Jun 28, 2023

If multiple game objects are selected at once and their text field is edited, instead of getting N events, it produces N-squared events. It looks like FPropertyHandleBase::SetPerObjectValue is call ...

Add ThinLTO support to iOS

UE - Platform - Mac - Jun 27, 2023

iOS link times could be sped up by adding ThinLTO support as was done for Android recently. ...

[MetaSounds] The Members' detail panel does not accurately update after making an edit and selecting a different member

UE - Audio - MetaSounds - Jun 26, 2023

Note: This issue also affects MetaSound Patches and any Members Menu List Repro Rate: 5/5 Regression marked as No: issue was seen in 5.2 and 5.1  UE5+Release-5.2-CL-26001984 UE5+Release-5.1-CL- ...

Added Scene Components are Missing Billboard Nodes

UE - Framework - Components - Jun 22, 2023

Newly added scene components to blueprints will have no billboard sprites, and thus cause the actor to be invisible in the editor unless other visible components are added. They exist on the default ...

SplineComponent - setting roll affects tangents

UE - Framework - Components - Jun 12, 2023

Licensee reports issue with setting roll on a spline component control point. ...