AttachChildren can be incorrect on client if parent and attached actors are spawned at the same time on the server

UE - Networking - Dec 8, 2021

See linked UDN for more info. It seems as though if both a parent actor and its attached actors are created at the same time on the server, then there is a chance the attached actors won't appear at ...

Client movement and animation are heavy jittered on listen server

UE - Gameplay - Player Movement - May 10, 2019

The listen server will see jitter in clients character movement and animations. This is hard to notice without the "slomo" command but is extremely obvious using "slomo". Clients will see server and ...

Upgrading project results in loss of game input

UE - Gameplay - Input - Jan 7, 2020

Upgrading a marketplace creator's project to engine version 4.23.1 and above results in loss of (previously) working functionality with game input. ProjectDownload: [Link Removed] Tested in: 4.2 ...

FFunctionalTestingModule::GetMapTests does not support World partition

UE - World Creation - Worldbuilding Tools - World Partition - Mar 15, 2022

Renaming struct member disconnects blueprint pins

UE - Gameplay - Blueprint - Feb 8, 2017

Renaming struct member disconnects blueprint pins. This issue can disconnect all references to the struct, which can be frustrating if you have a lot of references No regression has been performed ...

Real Time Preview for Converted Vector Parameters not working

UE - Graphics Features - Dec 5, 2014

The Real Time Preview of Converted Vector Parameters from the Material Editor are not currently previewing in the level viewport without re-compiling the material. ...

Anim Notifies and Curves are removed when saving Linked Animation Sequences through Sequencer

UE - Anim - Sequencer - Jan 12, 2021

Found from AnswerHub: https://answers.unrealengine.com/questions/1005466/view.html ...

When the particle system manager is enabled particle system components will always tick in start physics

UE - Niagara - May 24, 2019

The particle manager only accounts for the particle system component's attach parent's EndTickGroup. When setting the tick group through the actor component the TickGroup is set instead of the EndTi ...

Integrity of AnimSyncMarkers compromised while playing AnimMontage with root motion in server side

UE - Anim - Gameplay - Jan 11, 2023

Reference UDN as it explains well the cause of the issue. ...

Get bounds node for the Steam VR Component Does not appear to return the actual bounds

UE - Platform - XR - Apr 11, 2016

[NickW] This needs to pull the Play Bounds from Vive. The old soft / hard bounds system appears to be partially deprecated The Get bounds node does not appear to return the correct in game chaper ...