Nanite Meshes appear to glow with Skylight stationary mobility

UE - Rendering - Lumen - Oct 31, 2022

[Image Removed][Image Removed] ...

[UDN] Anim Notifiers in animation sequences don't trigger if the end-user drags it all the way to the left

UE - Anim - Runtime - Oct 24, 2022

Under certain conditions, dragging an anim notify to the left in the editor makes it unplayable UDN case : [Link Removed] ...

Compilation errors in Shallow Water contents example's Niagara module script

UE - Rendering - Niagara - Oct 14, 2022

This seems to be because the ModuleUsageBitmask is hardcoded as Particle. Sig.ModuleUsageBitmask = ENiagaraScriptUsageMask::Particle; UNiagaraDataInterfaceGrid2DCollection::GetFunction { ... ...

Network Emulation outgoing dropped packets on client higher than expected

UE - Networking - Oct 14, 2022

Under certain network emulation settings, it looks like outgoing packets from the client will be dropped in groups (around 4 or more packets at a time) rather than individually. This leads to the ac ...

“Receives Decals” is not respected on Procedural Mesh Component

UE - Rendering - Oct 14, 2022

(Enduring Games) I investigated it and found that the following primitive data flag test in BasePassPixelShader.usf fails: (GetPrimitiveData(MaterialParameters).Flags & PRIMITIVE_SCENE_DATA_FLAG_DE ...

Make Lidar Point Cloud Point Node has had the Location input change from a Vector to a Vector 3f

UE - Gameplay - Oct 12, 2022

Tested in: //UE4/Release-4.27 CL 18319896 Input pin was of type Vector //UE5/Release-5.0 CL 20979098 Input pin was of type Vector 3f //UE5/Release-5.1 CL 22346211 Input pin was of type Vector 3f Th ...

Linked Anim Graph in Post Process Anim BP does NOT work after remove ControlRig Track

UE - Anim - Rigging - Control Rig - Oct 11, 2022

After remove control rig track from the skeletal mesh, Linked Anim Graph in Post Process Anim BP of the SK Mesh does NOT work. This issue can be fixed by the following code.// add #include "Anima ...

Movement corrections occurring while standing still on rotating platforms

UE - Gameplay - Player Movement - Oct 5, 2022

When the player is controlling a Character actor, using the CharacterMovementComponent (CMC), unexpected movement corrections will occur while standing still on a movement base that is rotating. ...

Creating a new C++ class derived from Instance Foliage Actor fails to link

UE - Foundation - Cpp Tools - Live Coding - Oct 5, 2022

This is not a regression. Tested in //UE4/Release-4.27 CL 18319896 Creating a new C++ class derived from Instance Foliage Actor fails to compile. User reported this issue after they tried to includ ...

CameraShake track in Camera Animation Sequence not playing on PIE

UE - Anim - Sequencer - Oct 5, 2022

CameraShake works fine in Camera Animation Sequence's Cine Camera Actor Preview. But not played on Play in Editor mode. ...