Duplicating a Blueprint with a function call node connected to a variable of the source Blueprint type results in a compile error in the duplicated asset.

UE - Gameplay - Blueprint Editor - Feb 21, 2023

If a Blueprint asset contains a function call node for which the referenced function context is set to 'self', if the "Target" pin is connected to a type that equates to the owning Blueprint asset ( ...

Global Distance Field Not Working With World->SetNewWorldOrigin

UE - Graphics Features - Lumen - Feb 20, 2023

Can start PIE in New Editor Window during PIE instance's online login

UE - Networking - Feb 17, 2023

When starting a PIE instance using the "Selected Viewport" play mode, the ability to start another PIE session is blocked (handled in FInternalPlayWorldCommandCallbacks::PlayInViewport_CanExecute). ...

TMap does not rehash when the property change if the key is struct

UE - Editor - Workflow Systems - Feb 17, 2023

If TMap's Key is a unique Struct, TMap's rehash will not run even if elements are added or changed in DetailPanel such as DataAsset. So TMaps's Find etc. will fail This issue is very similar to [Li ...

AnimDrawDebug does not work if using RootMotion from Everything

UE - Anim - Gameplay - Feb 14, 2023

Debug drawing with AnimDarwDebug~ does not work when RootMotionMode is set to "RootMotion from Everything". In addition, the same issue occurs when MultiThread of Animation is turned off. Licensee ...

Alpha blending is done twice when using RenderOpacity of RetainerBox's parent slot

UE - Editor - UI Systems - UMG - Feb 10, 2023

Licensee reported that alpha blending is done twice in the code below, and the fix below seems to fix it. .\Engine\Source\Runtime\UMG\Private\Slate\SRetainerWidget.cpp From:const FLinearColor Compu ...

NiagaraEditor timeline folders are not saved correctly

UE - Niagara - Feb 8, 2023

It works correctly in 5.0.3. ...

Index of Texture Cube Array cannot be specified with VisualizeTexture on D3D11

UE - Rendering Architecture - RHI - Feb 8, 2023

Licensees have reported that they always see Index 0 for Texture Cube Arrays. Looking at the RenderDoc, Index1 has a white texture but it's not actually visible.[Image Removed] ...

TSR ghosting when see through translucent wall

UE - Graphics Features - Feb 7, 2023

see through a translucent material will cause ghosting  This issue did not occur in 5.0, it occurs when using TSR on UE 5.1 or later. ...