Non replicated actor is not destroyed on Client when added to the level

UE - Networking - May 7, 2018

When placing an actor into the level that is not replicated the client will not destroy its copy when destroy actor is called. ...

Missing SmallOSAlloc/Free memory tracking with LLM on iOS

UE - Platform - Mobile - Dec 11, 2020

Licensee reports missing memory tracking for LLM on iOS: In Engine/Source/Runtime/Core/Private/HAL/MallocBinned.cpp in SmallOSAlloc, there is a compiler define for IOS and within it there is an LLM ...

Physical Material Masks do not work in non-editor builds

UE - Runtime - Simulation - Aug 12, 2022

Physical material masks are not working as expected in cooked builds. Licensee reports that the mask data is empty at runtime. ...

Mesh Decals don't work with HISM of non-nanite meshes

UE - Rendering - Architecture - Aug 10, 2021

The HISM on the right has 4 instances light the ISM on the left, but only one instance works with the mesh decal material.  [Image Removed] ...

Python: rename_directory Fails to Work on Non-empty Directory

UE - Editor - Jan 24, 2023

Directories can no longer be renamed via Python if they are not empty. ...

Any Key key binding is non-functional with Enhanced Input

UE - Gameplay - Input - Oct 19, 2022

I've tried implementing BP logic off an EI Event using Any Key, never executes. Tried having the associated Input Action have Consume Input set to true- still nothing. I'm not sure what the expect ...

Data Layers: GetDataLayerInstanceFromAssetName differs between editor and non-editor

UE - World Creation - Worldbuilding Tools - Data Layers - Apr 9, 2024

From licensee: The function AWorldDataLayers::GetDataLayerInstanceFromAssetName() uses different names in #WITH_EDITOR and without editor builds: #WITH_EDITOR config calls DataLayerInstance->GetDa ...

Crash when precaching PSOs for decals from non-game thread

UE - Rendering - Architecture - Shaders - Aug 21, 2024

During async loading from an AsyncLoading thread, DecalComponent attempts to precache PSOs which can trigger a checkf in StrongObjectPtr.h which are only allowed to be created on a game thread. ...

Bindless Virtual Textures are sampled with non-virtual samplers

UE - Rendering - Architecture - Materials - Nov 28, 2024

Texture Collections can contain virtual textures. There is no way to inform TextureObjectFromCollection that the texture is virtual, only that it is a Texture2D. This texture object is then sampled ...