BoneList and BoneFilterActionOption in LOD0 of LODSettings are displayed after editing other LOD level

UE - Runtime - Animation - Jul 31, 2023

BoneList and BoneFilterActionOption in LOD0 of LODSettings are filters by the following code. void FSkeletalMeshLODSettingsDetails::CustomizeDetails(IDetailLayoutBuilder& LayoutBuilder) { ... st ...

Unable to overlay image on top of people occlusion image on ARKit

UE - Platform - XR - May 24, 2021

From licensee:   when the Enable Automatic Camera Overlay is enabled you will get the People Occlusion image overlaid above everything so no objects can be in-front of it. And if you disable Automa ...

Intermittant motion blur issues in content heavy scenes

UE - Rendering - RHI - Jul 30, 2026

When using the following RHI/Render thread/GT sync configuration:r.OneFrameThreadLag 1r.GTSyncType 1 The previous skinning bone data can be corrupted and introduce visual artifacts on everything us ...

LIVE: LANDSCAPE: RENDERING: Landscape smooths until edited again after saving

UE - Graphics Features - Sep 15, 2014

Build: 4.4.2-2289767 Description: If a user makes changes to a landscape then saves the project, the landscape will appear smoothed until another change is made. Repro: [Reproduced Internally] 1. O ...

Client Characters that slide past the Server Character while on top of a Movable Actor can become de-synchronized from their Server counterpart

UE - Networking - Sep 9, 2015

Client Characters that slide past the Server Character while on top of a Movable Actor can become de-synchronized from their Server counterpart. Does not occur on top of Static Actors. Hard to expl ...

User Struct value set through a component is reset to default when modified through the level instance

UE - Gameplay - Jul 3, 2017

Struct value set through a component is reset to default when modified through the level instance. If it's not set through the component, it works fine. User Description: There is a bug in the eng ...

[CrashReport] UE4Editor_Landscape!ULandscapeInfo::RecreateLandscapeInfo() [landscape.cpp:2128]

UE - LD & Modeling - Terrain - Landscape - Sep 28, 2017

This is an early trending crash coming out of the 4.17.2 hotfix, with no record of occurring previously. The callstack is very similar to [Link Removed] (fixed in 4.17.2) and may be related. Users ...

Requesting Android Permissions causes an Ensure on Android Devices

UE - Platform - Mobile - Nov 14, 2022

Regression: Tested in UE5/Release-5.0 at CL 20979098 and the issue occurs. Issue would load in to the project without asking for permission and cause an ensure to occur, in 5.0.3 the issue would ca ...

Native gameplay tags in plugins are cleared when reading config files

UE - Gameplay - Aug 14, 2024

When references to Gameplay Tags are loaded, it checks to see if they are already registered. If they are not already registered, it will notice it is invalid and may print a warning depending on th ...

Inline retargeting gives different output pose vs retargeting from mesh

UE - CAPT - Retargeting - Nov 19, 2025

When we perform a retarget from an input pose rather than another mesh, the transforms within the anim bp have already been conformed to the target mesh by translational retargeting and compatible s ...