Duplicate child actor created on client in editor

UE - Networking - Nov 17, 2023

This seems to be related to the fix for [Link Removed]. Part of that fix made sure that the child actor component recreates the child actor when GIsReconstructingBlueprintInstances is true, as previ ...

Expensive WaitForTask in SceneCapture2D

UE - Rendering Architecture - Nov 20, 2023

UDN users have reported that expensive scene captures stall the render thread due to RDG flushing the RHI thread for resource deletion. This only needs to happen once per frame. ...

Newly added local variable types are not consistent with prior variable type

UE - Anim - Rigging - Control Rig - Nov 27, 2023

It seems that local variable creation in control rig isn't following the pattern with regular control rig variables (and general blueprint variables) where the last created and/or edited variable ty ...

Navisworks - Crash exporting high poly density terrain geometry

UE - Editor - Content Pipeline - Datasmith - Exporters - Dec 4, 2023

Multicast RPCs called from standalone instance are not recorded into replays

UE - Networking - Dec 13, 2023

This seems to have regressed because of the fix to [Link Removed]. Because UWorld::InternalGetNetMode now only returns the DemoNetDriver's NetMode when it is recording and in its tick, the multicast ...

Bug with setting the ChildActorClass in ChildActorComponents in Blueprint

UE - Gameplay - Blueprint - Jan 10, 2024

It's impossible to set it back to None. Also, if the original blueprint had something set in ChildActorClass, it will be impossible to set a placement of it to None. I looked at it briefly in the de ...

Create a "Input Device User Mapping Schema" of some kind for PC

UE - Gameplay - Input - Feb 13, 2024

When you are playing a game on PC (especially local multiplayer) many developers want to change how input devices are "mapped" to different players. For example, a single player game might want the ...

Placing a section at the end of montage is not properly handled

UE - Anim - Gameplay - Feb 24, 2024

Placing a  section at the very end of a montage with no duration or animation assigned after it is not properly handled.  Normally sections with 0 length are skipped and search continues since they ...