Incorrect Lighting With Exponential Height Fog And Light Function Atlas

UE - Graphics Features - Jul 29, 2024

There currently is a mismatch occurring when light function atlases are used in conjunction with exponential height fog. When the flag r.VolumetricFog.UsesLightFunctionAtlas is enabled, light shafts ...

Cook Determinism - Construction Scripts and ChildActorComponent issues with DiffCooks

UE - Gameplay - Components - Jul 26, 2024

To step through the issue, in the -DiffOnly cook add a breakpoint to UChildActorComponent::OnRegister and UChildActorComponent::OnUnregister. It should hit 4 times:Once when LoadPackage loads the ma ...

Crash in PlayReverse

UE - Anim - Sequencer - Jul 26, 2024

Sequencer- FComponentMaterialInfo isn't exposed to Blueprint or script, leaving script users having to call deprecated paths

UE - Anim - Sequencer - Jul 26, 2024

The ComponentMaterialTrack recently got upgraded to be able to animate parameters on different types of materials. This meant using an FComponentMaterialInfo to describe which material was being ani ...

Copy and paste from one sequencer to another does not work correctly

UE - Anim - Sequencer - Jul 26, 2024

Copy and paste from one sequencer to another does not work as expected. Let say there is a certain folder structure like this;[Link Removed] Then you press Ctrl+A then Ctrl+C for copying and past ...

Chaos Cache : When Min Speed To Spawn Trailing Particles > 0, particles are never spawned by chaos cache trailing events

UE - Niagara - Data Interface - Jul 26, 2024

Because UniagaradataInterfaceChaosDestruction::HandleTrailingEvents does not respect incoming TrailingEvent data, the debris velocity during chaos cache playback is always evaluated as zero. The fo ...

UI Flickers in Packaged Movie Render Queue builds

UE - Anim - Sequencer - MRQ - Jul 26, 2024

Removal of ReplacementSceneComponent leaves trashed components during WorldPartitionResaveActorsBuilder

UE - World Creation - Worldbuilding Tools - World Partition - Jul 25, 2024

Running WorldPartitionResaveActors builder can detach attached actors. ...

Visual Logger bForceUniqueNames does not result in unique names (regression)

UE - Gameplay - Jul 25, 2024

Just a regression introduced with the VisLogger changes. ...

Interchange Dialog view resets when changing values

UE - Editor - Content Pipeline - Import and Export - Jul 25, 2024

This happens with just about any option in any tab. QA confirmed it also happens in the Material tab. Regression: Yes - does not occur in //UE5/Release-5.4 @ CL34507850 - Binary Repro Rate: 10/10 ...