Sibling subsequences interfere with each other if they have different hierarchical biases

UE - Anim - Sequencer - Jun 10, 2022

It seems we are trying to factor for the other transform track, but it will not be applied due to the biases. ...

Ensure hit in OutdatedKnownStaticMeshDetected for replicated StaticMeshComponent

UE - Networking - Jun 10, 2022

The component's KnownStaticMesh value is updated whenever UStaticMeshComponent::UpdateBounds is called, and AActor::OnRep_ReplicatedMovement can result in this being called for the component. If thi ...

Push based, COND_InitialOnly property can fail to be replicated when actor becomes relevant again

UE - Networking - Jun 9, 2022

COND_InitialOnly properties can be resent when an actor becomes relevant to a client again. However, if the property is push based and it was never replicated the first time the actor was created on ...

Queued AnimNotifies skipped on Server via CharacterMovement in Dedicated Server

UE - Anim - Gameplay - Jun 9, 2022

Details in UDN [Link Removed] ...

Replicated subobject won't be recorded in replay checkpoints if it has no replicated properties

UE - Networking - Jun 8, 2022

Because the subobject's RepLayout is empty, it won't write anything to the bunch when recording a replay checkpoint. This means that when scrubbing to a time past a checkpoint, the destroyed subobje ...

C++ Actor Component is removed from Actors in scene when the Editor is restarted

UE - Foundation - Jun 8, 2022

This is a regression tested in //UE4/Release-4.27 CL#18319896 C++ Actor Component is removed from Actors in scene when the Editor is restarted. ...

GPU Lightmass ignores IES Profiles on Static Lights while building lighting

UE - Graphics Features - Jun 8, 2022

This is a regression tested in //UE4/Release-4.27 CL#18319896 GPU Lightmass ignores IES Profiles on Static Lights while building lighting. Tested with different Global Illumination and Reflection s ...

Right click editor/Slate windows blackout after a while of repeatedly clicking them.

UE - Editor - UI Systems - Slate - Jun 8, 2022

Licensee video of the issue here - [Link Removed]  This can be worked around with this setting:  [Link Removed] However it is not a solution as this setting actually causes other programs, e.g. sl ...

Some Niagara Fluid systems are not visible in a packaged project

UE - Niagara - Jun 7, 2022

Previously packaging caused a crash with this system. This was fixed, but now the system is no longer visible when packaged. ...