3D widgets not clickable by Client 2 in multiplayer

UE - Editor - UI Systems - Dec 8, 2014

When using a 3D widget the user cannot click on buttons when on the client 2 of a multiplayer game. ...

Weird results in lightmaps after update to 4.21.2

UE - Graphics Features - Feb 4, 2019

Reported by our licensee Gungho. Reproduced in 4.21.2, win10 ...

Running PIE with a dedicated server with 2 or more clients will clear undo buffer

Tools - Apr 29, 2016

The user can no longer undo in the editor after running a dedicated server with 2 or more players ...

Updating C++ projects with Marketplace plugins in 4.25.2 fails to build project

UE - Foundation - Cpp Tools - Plugin System - Jul 24, 2020

Projects created in previous engine versions fail to build in 4.25.2Running D:/Epic Games/UE_4.25/Engine/Binaries/DotNET/UnrealBuildTool.exe Development Win64 -Project="D:/Unreal Projects/MyProject4 ...

With Accurate Velocities from Vertex Deformation and Instanced Stereo enabled anti-aliasing does not affect the right eye

UE - Platform - XR - Jul 8, 2016

KevinR: Make sure you are using Temporal AA (TXAA), and I was using SteamVR/Vive With Accurate Velocities from Vertex Deformation and Instanced Stereo enabled anti-aliasing does not affect the righ ...

SkyLight is not affecting the volumetric fog

UE - Graphics Features - Lumen - Nov 24, 2022

Looks like this behavior was working as expected until 5.1 Preview 2 ...

Outliner eye toggle fails to hide static meshes when Affect Indirect Lighting While Hidden is enabled

UE - Rendering Architecture - Nov 5, 2025

When a static mesh has the property Affect Indirect Lighting While Hidden enabled, toggling its visibility via the Outliner eye icon does not hide the mesh in the editor viewport. The actor remains ...

Connections Expand When Using Layered Blend Per Bone Node With Blend Weight Over 2

OLD - Anim - May 9, 2018

When changing to the Blend Weight to a number greater than 2 the connections between nodes starter to blur in the anim graph. Connections become ever more distorted when zooming out of anim graph. ...

Subtracting .2 from a float produces a floating point error

UE - Gameplay - Blueprint - Feb 1, 2016

Subtracting .2 from a float seems to produce a float error, registering incorrect values during if checks. ...

Foliage Instance Static Meshes do not affect the Navmesh

UE - AI - Navigation - Apr 25, 2022

Foliage Instance Static Meshes do not affect the Navmesh. I tried changing the Custom Navigable Geometry to 'Yes' & 'Even if Not Collidable' but got the same results. Repro Rate: 4/4 Tested this i ...