Crash when seamlessly travelling from World Partition map

UE - Networking - May 9, 2024

Based on the licensee's report, the crash seems to be occurring due to the WorldDataLayers actor, and setting this actor to never be dormant seems to resolve the issue. ...

RHICoreShader ValidateStaticUniformBuffer expected shader logging is confusing

UE - Rendering Architecture - Shaders - May 9, 2024

The log output in ValidateStaticUniformBuffer, lists hashes that do not correspond to the actual shader name which makes it difficult to track down problem shaders. The current log output code is ...

Expanding pins and moving nodes in graph marks Compile as dirty

UE - Anim - Rigging - Control Rig - May 8, 2024

Expanding pins and moving nodes in the graph marks the Control Rig blueprint as dirty, requiring a recompile of the entire blueprint.  Blueprints do not do this.  ...

Serialized Blueprints containing MIDs do not load correctly in packages.

UE - Rendering Architecture - Materials - May 8, 2024

This issue is an easy fix but raises a different problem which is likely ingrained in UE, which is that MIDs should not be serialized out and should always be transient. Unfortunately we are in a po ...

Conditional crash when a DragAndDrop operation is done betweeen Data Layers.

UE - World Creation - Worldbuilding Tools - Data Layers - May 8, 2024

A crash occurs to the engine as when we when have unreal as a backgroud task, and we try to drag and drop a layer to another by selecting the layer visibility button. ...

Same lightmap textures are listed mutiple times in Lightmaps of WorldSettings

UE - Rendering Architecture - May 8, 2024

Same lightmap textures are listed multiple times in Lightmaps of WorldSettings. It seems that it just showes the same texture mutiple times but there is only one texture. [Image Removed] ...

Client Ensure FShaderMapResource_SharedCode::ReleaseRHI is still referenced on exit/shutdown

UE - Niagara - Rendering - May 7, 2024

Very rarely, the game client will crash on shutdown and the log will contain messages that look like: LogOutputDevice: Error: Ensure condition failed: false [File:Engine\Source\Runtime\RenderCore\ ...

No camera Motion Blur in PT

TM - Rendering - May 7, 2024

Editing Filtered Channels in Details panel doesn't update Spawn Control Node

UE - Anim - Rigging - Control Rig - May 7, 2024

An external user reported that creating and editing filtered channels in the details panel does not propagate to the node in the graph, thus making it unusable.  Here is a video with the issue: [ ...