[USD] Reimport change reference to transient

UE - Editor - Content Pipeline - Import and Export - Mar 31, 2025

https://forums.unrealengine.com/t/usd-reimport-changes-referencers-to-transient/2421831 ...

Excessive RVT page updates with Nanite and ClearCoat or Cloth shading model applied

UE - Rendering Architecture - Mar 31, 2025

There is an excessive number of page updates when a Nanite landscape has a runtime virtual texture material applied to it with a shading model set to ClearCoat or Cloth (instead of Default Lit). The ...

When adding a MovieSceneObjectPropertyTrack and section via python, the new track is not initialized.

UE - Anim - Sequencer - Mar 28, 2025

When you add a track for an Object property via python, the track does not initialize properly and the widget on the track for choosing a new object does not populate typed. This is even after setti ...

Skeleton mesh with hair strands material will lead to unnecessary draw call submissions

UE - Graphics Features - Mar 27, 2025

Materials with "Used With Hair Strands" enabled will cause Skeletal Meshes to draw twice in the Base Pass. ...

Some features have not yet been supported when using AmbientCubemap as IBL

UE - Graphics Features - Mar 26, 2025

Translucent materials do not receive specular highlights and reflections from Ambient Cubemaps set in Post-Process settings. There is a pass"InjectTranslucencyLightingVolumeAmbientCubemap" that sho ...

Descriptions for vis log shapes in the Rewind Debugger are misaligned

UE - AI - Debugging - Mar 25, 2025

When recording shape information, descriptions are offset from the shape. Licensee Message - I noticed that the capsule vis log description labels were not lining up after replaying the recording ...

GAS: Async loaded GameplayCueNotify can execute cue events out of order

UE - Gameplay - Gameplay Ability System - Mar 22, 2025

Licensee reported problem via UDN. Context GameplayCues ('cue') are events that can be fired by game code, that are identified via a GameplayTag. Cues can be instantaneous or can be a state on any ...

Montage Section Links Don't Update When Section Deleted

UE - Anim - Gameplay - Mar 21, 2025

Hi there, I noticed that there is a problem with Montage Section links not updating when a section is deleted from a montage asset. We had a montage with a "Default" section and a "Loop" section. ...

MeshPaint textures don't work when r.VT.SplitPhysicalPoolSize is set

UE - Rendering Architecture - Mar 21, 2025

Whenever we have a non zero setting for r.VT.SplitPhysicalPoolSize, then mesh painting doesn't function correctly. ...

Physics constraint component doesn't work when placed inside a child actor, while using world partition and streaming is enabled

UE - Simulation - Physics - Mar 21, 2025

Context: In a World partition level, to reduce complexity and provide a scalable solution when creating new projects, grid cell streaming can be enabled. Problem: The problem is that physics constr ...