Can't assign LightMapCoordinateIndex on Static Mesh with generated LODs

Tools - Jan 10, 2020

Once a static mesh have generated LODS, the only lightmap index value the static mesh editor's UI accepts is 0. We should be able to set the index to any value between 0 and 3 as long as there are ...

LiDAR not importing colors correctly for .E57 Point Clouds

UE - Editor - Content Pipeline - Jan 6, 2023

Reproduced 3/3 times, issue does not occur in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed Regression. LiDAR plugin is version .08 in UE5.0.3, and version 1.0 in UE5.1.0 ...

iOS Metal-based build crashes at launch with sub-levels.

Tools - May 16, 2016

Application crashes when deploying a game to iOS with Metal enabled. This has only been reproduced if a sub-level has been added to the starting level within the project. This seems to only happen ...

The process may not return to the root node after the Wait Task is completed.

UE - AI - BehaviorTree - Sep 14, 2021

If the Wait Task is completed for the first frame, it may not return to the root node even after Finish. This can be avoided by increasing the wait time of the Wait Task (see CaseOK.mp4). When this ...

Error: FAsyncPackage::LoadImports for <some asset>: Skipping import PaperTileMap /Script/Paper2D.Default__PaperTileMapActor:RenderComponent.PaperTileMap_0, depends on missing native class

UE - Gameplay - Blueprint Compiler - Jun 30, 2020

User reporting seeing this error start appearing in 4.25.1 (possibly 4.25.x, unsure if they were previously testing on 4.25.0 or not). It appears 'benign' as the expected data still gets loaded, bu ...

HTML5 shows up as black screen in FireFox 32-bit

UE - Platform - Mobile - Apr 16, 2015

Packaged HTML5 games are not running on FireFox 32-bit Version 37.0.1; Some projects will also provide you with a scripting error that appears when you attempt to run the game on 37.0.1 Spoke with ...

OnParticleCollide doesn't return Velocity on every bounce

UE - Niagara - Jun 2, 2017

OnParticleCollide doesn't return Velocity on every bounce. In code it lists all the return pins trigger 'on kill'; however, all other pins return correctly on each bounce but the velocity does not. ...

MetaSounds isn't working with Modular Game Features - LogMetaSound: Error: Target interface is not registered

Audio-Gameplay-Engineering - Nov 22, 2022

Reproduced 3/3 times. Issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. Errors:[2022.11.22-18.11.28:472][  0]LogMetaSound: Error: Target interface is not regi ...

ACEScg Working Color Space renders more saturated than previous versions

UE - Virtual Production - Rendering - Color - Jan 11, 2023

Regression: Tested in UE5/Release-5.0, this issue does not occur so this is a regression. This appears to be effecting all Working Color Spaces as well. Each Working Color Space chosen renders the ...

Post processing rendering artifacts Nexus 6

UE - Platform - Mobile - Dec 3, 2015

When you push a mobile targeted project to the Nexus 6, the rendering is all sorts of wrong. When you hover over to where the items are, the screen goes black. There is also a large black or cyan sp ...