Untracked Metadata does not work on arrays of soft objects

UE - Foundation - Core - Jul 19, 2021

The "untracked" metadata field turns off tracking of soft object references so they will not appear in the content browser or modify things like cooking rules. It works fine on individual references ...

Cannot select child anim BPs for use in linked anim layers

UE - Anim - Runtime - Jul 15, 2021

From UDN: [Link Removed] Unable to set a Child ABP with inherited interface to a Linked Animation Layer Instance Class. I have a ABP_Biped which is our main ABP. I have the locomotion (idle+straf ...

If enable Preview Slot of non-default slot in AnimMontage, AnimNotify of AnimationSequence does not run.

UE - Anim - Runtime - Jul 15, 2021

The AnimSingleNodeInstance used in the AnimMontage preview does not consider multiple Slots. The following is a correction code. void UAnimSingleNodeInstance::SetAnimationAsset(class UAnimationAsse ...

Motion Blur Bug on 1st frame of camera change with sequence

UE - Graphics Features - Jul 14, 2021

Renderdoc capture of the blurry frame is here - [Link Removed] It should have symbols attached to it but let me know if not and I can reupload (Jon Cain) It's coming from the motion blur pass but ...

unreal.py stub can overload IDE parsing limits

UE - Editor - Workflow Systems - Jul 13, 2021

We should consider splitting this into separate per-module files that are merged together via imports. Any strong dependencies (eg, inheritance) need to import the type being inherited. ...

GAME option of GenerateProjectFiles.bat does NOT work properly

UE - Foundation - Cpp Tools - UnrealBuildTool - Jul 13, 2021

if using -GAME option of GenerateProjectFiles.bat, it does not work correctly by the following codes.protected void AddProjectsForAllModules( List<FileReference> AllGames, Dictionary<FileReference, ...

OpenXR Remoting fails to attach actions to remoting session in 4.27

UE - Platform - XR - Jul 13, 2021

Regression from 4.26 where actions fail to bind when remoting in 4.27 Repro: using the Microsoft OpenXR Extensions plugin here:https://github.com/microsoft/Microsoft-OpenXR-Unreal/tree/main/MsftOpe ...

Ray tracing in sequencer causing AO ghosting

UE - Graphics Features - Jul 12, 2021

Crash when capturing attribute spreadsheet of Niagara GPU Particle with raytracing enabled

UE - Niagara - Jul 8, 2021

Also, NiagaraDebugger crashes the moment I enable GPU Particle Readback. ...