Networked Root Motion Sources can experience desynchronisation that is not present in animation root motion under forced adjustment

UE - Gameplay - Player Movement - Feb 13, 2024

In a networked environment with high packet loss (or high forced adjustment factor), motion applied using Root Motion Sources can desynchronise under conditions that animation root motion does not. ...

IK Rig/Retargeter editors' Preview viewport doesn't display static mesh attachments

UE - Anim - Rigging - Retargeting - Feb 12, 2024

Many of the animation asset editors don't display static mesh attachments in the way that the anim sequence or anim bp editor do.  This prevents users from previewing characters that are built from ...

Deformer Graph editor Preview viewport doesn't display static mesh attachments

UE - Anim - Rigging - Deformer - Feb 12, 2024

Many of the animation asset editors don't display static mesh attachments in the way that the anim sequence or anim bp editor do.  This prevents users from previewing characters that are built from ...

Motion Matching Database editor Preview viewport doesn't display static mesh attachments

UE - Anim - Gameplay - Feb 12, 2024

Many of the animation asset editors don't display static mesh attachments in the way that the anim sequence or anim bp editor do.  This prevents users from previewing characters that are built from ...

Foliage Instanced Actor Created Outside Level Instance when moving Base

UE - World Creation - Worldbuilding Tools - Level Instances - Feb 9, 2024

empty default value for a blueprint member variable in a custom k2node

UE - Framework - Blueprint - Feb 9, 2024

User is attempting to find a blueprint member variable's default value in their implementation of UK2Node::NotifyPinConnectionListChanged(). but the expected value in FBPVariableDescription is empty ...

Node errors that block compilation aren't output in compiler results log

UE - Anim - Rigging - Control Rig - Feb 7, 2024

Errors from EdGraph nodes aren't being piped into the compiler results log.  This can make it difficult to track down what's broken in larger rigs. ...

NMT_Failure message not received on client when listen server shuts down

UE - Networking - Feb 6, 2024

Shutting down a dedicated server seems to result in the expected behavior, where both messages are received, but it may be possible for the circumstances causing the issue to occur on a dedicated se ...

Lumen indirect lighting artifacts when far from world origin

UE - Graphics Features - Lumen - Feb 6, 2024

Lumen seems to not be using Large World Coordinates somewhere. The Lumen Scene develops artifacts at large distances (5000 KM) from the world origin. ...

Add new Filter in ULevelStreamingPersistenceSettings to allow filtering a class (Component) only when its outer class is of a certain type/types

UE - World Creation - Worldbuilding Tools - World Partition - Feb 6, 2024

This requests comes from a UDN : [Link Removed] ...