"SetOwnerNoSee" setting does not work on Nanite meshe

UE - Graphics Features - Nanite - Nov 15, 2022

Licensee description of project: There is a pawn with 4 cubes attached, the 2 red on the left are "normal" static meshes, and the 2 green on the right are Nanite meshes. The 2 bottom cubes have "se ...

Setting AnimationMode to "UseAnimationAsset" inside Sequencer might not be set properly.

UE - Anim - Sequencer - Sep 30, 2024

Adding a new key inside a LevelSequence that changes the AnimationMode of a SkeletalMesh to "Use Animation Asset" can bug out the AnimationMode constantly change between "UseCustomMode" and "UseAnim ...

Android crash a couple minutes into StrategyGame

UE - Platform - Mobile - Mar 8, 2016

This didn't occur on iOS; so far this has only been tested in StrategyGame The device this occurred on was Nexus5X_6713_Adreno 418, 6.0.1 It did not occur on: iPad Mini 4_6242, 9.2.103-08 14:12:0 ...

Niagara Emitter editor forgets Timeline playback ranges

UE - Niagara - Sep 14, 2020

This seems to only affect an emitter and not a system asset. ...

Enabling Allow Client Side Navigation results in a NavMesh Needs To Be Rebuilt error message on the Client

UE - AI - Dec 7, 2015

Enabling Allow Client Side Navigation results in a NavMesh Needs To Be Rebuilt error message on the Client. The Client cannot use the nav mesh. This is a regression: this did not occur in 4.9.2 (th ...

Using the Editor in Fullscreen mode on Linux causes it to freeze and occasionally lock up the computer

UE - Platform - Linux - May 29, 2019

Using the Editor in Fullscreen mode on Linux causes it to freeze and occasionally lock up the computer. This freeze causes the various symptoms described in the Results field. In 4.21.2 (CL-4753647) ...

Setting the Falloff Distance of a Sound Wave/Cue to 0.0 will no longer Play Sound

UE - Audio - Jan 13, 2016

As the title suggests, whenever you add a Sound Cue or Wave to a level and set it's 'Falloff Distance' to 0.0 the sound will no long play. I have attached a project to provide a simple regression t ...

Use Single Process settings adjusted while Use Single Process is disabled are retained while Use Single Process is enabled

UE - Networking - Jul 1, 2015

Use Single Process settings adjusted while Use Single Process is disable are retained while Use Single Process is enabled. This can be problematic when there are issues with having Use Single Proces ...

Distant paint/scatter grass not rendered in PT exports

TM - Rendering - May 5, 2025

Reported in SF [Link Removed] In TM 2025.1.1, in PT renders with large amounts of scattered or painted vegetation, distant grass may not appear in exported renders that would previously appear in t ...

Unknown force is applied to the cloth when changing the skeletal mesh LoD with cloth.

UE - Simulation - Physics - Character - Jul 11, 2019

There are 3 issuesEach particles don't restore its previous position. Which is for calculating velocity by verlet iteration.The previous transform is cleared by current transform. It provides zero v ...