Pasting a component binding onto a Spawnable will not set up parenting correctly

UE - Anim - Sequencer - Aug 6, 2021

It appears that for spawnable bindings, when adding a child binding through a copy/paste it is not added to the child bindings array on the spawnable, so when GetChildPossessables is called, there a ...

Grass draws on landscape holes

UE - LD & Modeling - Terrain - Landscape - Jul 14, 2015

Grass output in materials draws over masked locations, such as landscape visibility holes. ...

Network Prediction crash when smoothing service instance data is reallocated out from under FNetworkPredictionStateView

UE - Gameplay - Network Prediction - Apr 4, 2025

Received a report from a licensee using Network Prediction Plugin and Mover.  There is a strong likelihood of a crash occurring when using NPP's smoothing option and spawning new NPP-simulating ins ...

Landscape Grass Type will not build with static lighting leaving 'Lighting needs to be rebuilt warning.'

UE - World Creation - Worldbuilding Tools - Foliage - Sep 3, 2015

When using the Landscape Grass Type and using a Static or Stationary light will throw the 'Lighting needs to be rebuilt' warning. ...

Server travel from Shooter Game level Highrise crashes editor

UE - Networking - Nov 17, 2014

If a person is on the Shooter Game level Highrse and uses the blueprint node "Execute Console Command" to server travel to any other level the editor will crash. In PIE mode the editor will hang at ...

Cannot disable the NavLinkProxy through the Smart Link option

UE - AI - May 6, 2015

Cannot disable the NavLinkProxy through the Smart Link option. If this is not the proper way to disable the NavLink, users are confused by the naming of 'Link Enabled'. ...

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 ...

Custom Blend Graph read only after copy/paste of State Nodes

OLD - Anim - Apr 30, 2015

When copy/pasting a state network, if any transition has Custom Blend Logic, the Custom Blend Graph becomes read only in the pasted version. ...

Teleporting to the World Location of a Scene Component in a packaged game will crash the game

UE - Gameplay - Blueprint - Jun 1, 2015

Teleporting to the World Location of a Scene Component in a packaged game will crash the game. Teleporting to the Actor Location does not cause this crash. Crash log attached. Nothing is showing up ...

Landscape holes retain collision if Mip level changed to 1

UE - LD & Modeling - Terrain - Landscape - May 19, 2015

Landscape holes have collision if the mip level of the landscape is changed from 0 to 1. ...