Certain combinations of 'bRenderStatic' and 'bNoSkeletonUpdate' on SkeletalMeshComponent produce undesirable behavior.

Rendering - Aug 7, 2019

Issues observed:  - When bRenderStatic is on and bNoSkeletonUpdate is off, CachedMeshDrawCommands takes a significant chunk of time, because the scene primitive transform is being updated every fra ...

FLODUtilities::RegenerateLOD does not account for disabled cloth sections getting stripped

Physics - Clothing - Aug 6, 2019

When FLODUtilities::RegenerateLOD retrieves the ClothBindings, it does not account for disabled cloth sections getting stripped and can connect the Cloth Data to the wrong sections. See FillCloth ...

OnRep_Controller is not called when Controller is set in AController::OnRep_Pawn()

Networking - Aug 6, 2019

We don't call OnRep_Controller after it's set to null in AController::OnRep_Pawn, so overridden implementations won't get called. While it's a little weird to call OnReps explicitly on the client o ...

Procecdural Mesh Components without a material assigned crashes on conversion to Static Mesh

Physics - Aug 6, 2019

This bug doesn't occur in 4.21. The issue is at line 157 in ProceduralMeshComponentDetails.cpp . When the procedural mesh has a material the crash doesn't occur. File location: Runtime/ProceduralMe ...

SetAnimRootMotionTranslationScale Is not exposed to Blueprints

Anim - Aug 5, 2019

The SetAnimRootMotionTranslationScale in Character.h is not callable by blueprints. ...

ToggleDebugCamera Console Command doesn't disable an enabled DebugCamera

Gameplay - Aug 5, 2019

The "DisableDebugCamera" node and the "ExecuteConsoleCommand" node with "ToggleDebugCamera" in the Command field do not disable an enabled Debug Camera. Found in 4.22.3 CL#7053642 Reproduced in 4.2 ...

SteamVR crash with DirectX 12

Rendering - RHI - Aug 5, 2019

SteamVR will crash with dx12 enabled. You may need to attempt to teleport or open the console for the crash to occur. Also confirmed in MAIN 4.24 CL 7713732 ...

Creating Online Session always fails in Launch mode when loading another map

Networking - Aug 5, 2019

Creating an Online Session and transitioning to another map does not work in a Launched Windows game. The transition event does fire but it just resets the players position on the Default map. This ...