IES Texture Icon changes to a gradient bloom once assigned

UE - Editor - Workflow Systems - Sep 13, 2023

This is not a regression. Tested in //UE5/Release-5.2 CL26001984 After assigning an IES Profile to a light the icon for that profile updates to a gradient bloom preventing the profile from being pr ...

Deadlock in UPhysicalAnimationComponent::UpdatePhysicsEngineImp

UE - Simulation - Physics - Sep 13, 2023

Deadlock in Chaos during PIE; the main thread is in USkeletalMeshComponent::HandleExistingParallelEvaluationTask waiting for a task to complete, and a worker thread is running that task and is in US ...

When using a hierarchy of "FilterBar.json" Editor Config files, filters added in the Editor are saved in the Engine-level file, but filters removed in the Editor are not saved anywhere

UE - Editor - Workflow Systems - Sep 13, 2023

The Editor Config system appears to support a hierarchy of JSON files (similarly to INI files) in three locations:Engine: "../../../Engine/Config/Editor"Project: "<PROJECT>/Config/Editor"User: "<APP ...

Multi-User - Conflict between two users dragging a selection

UE - Virtual Production - Tools - Multi-user - Sep 12, 2023

During a Multi-User Editing session with two or more team members two or more users can take control of the same actor and move it to different locations in the viewport at the same time. However, ...

[CrashReport]Assertion failed: InitState == EWorldPartitionInitState::Uninitialized [File:D:\build\++UE5\Sync\Engine\Source\Runtime\Engine\Private\WorldPartition\WorldPartition.cpp] [Line: 1485]

UE - World Creation - Worldbuilding Tools - World Partition - Sep 12, 2023

Generated from CrashReporter Logs can be obtained via Crash Reporter ...

Property Coloration isn't supported for Nanite

UE - Graphics Features - Nanite - Sep 11, 2023

Property Coloration View Mode is not supported by Nanite. (Left cube is Nanite and isn't affected by the Property Coloration view mode) [Image Removed] ...

[AI] BehaviorTreeComponent fails to run a new tree if the current tree ends with a latent abort

UE - AI - BehaviorTree - Sep 8, 2023

If a BT ends with a latent abort with another BT asset pending initialization, the BehaviorTree component will stop the tree that was aborted, but it does not start the new tree. You can check with ...

Blueprint "Set by ref" (UK2Node_VariableSetRef) does not mark properties dirty for push replication

UE - Framework - Blueprint - Sep 7, 2023

When using Push Replication with blueprints, UK2Node_VariableSetRef nodes do not mark a property as dirty and so the variable is not replicated. ...

Error when merging meshes with sections

UE - World Creation - Worldbuilding Tools - Merge Actor - Sep 6, 2023

Note that the issue does not happen if the two materials have different colors. Note also that the issue happens if one of the meshes to merge has 2 sections with the same material assigned ...

Client cannot find LevelStreaming in editor mode

UE - World Creation - Worldbuilding Tools - Sep 6, 2023

From licensee: When we run MainMap (NM-Standalone) and then open GameMap to play (options - listen). When the client joins the server, it won't be able to find the LevelStreaming in GameMap (see - ...