Scale box affects all children in a parent container widget when setting User Specified Scale

UE - Editor - UI Systems - Jul 5, 2018

When a scale box is the the first child of a container widget, setting the user specified scale to 0 will affect all other widgets in the same parent container. ...

Separate Fill Alpha does not work on font outlines when outline size is set to 1

UE - Editor - UI Systems - Slate - Jan 16, 2017

Font outlines render underneath the text, meaning that partially transparent text will allow the outline color to show through. This can be avoided by enabling Separate Fill Alpha. However, that opt ...

Half precision is not supported for OpenGL ES 3.1 Pixel Shaders

UE - Platform - Mobile - Apr 6, 2018

Fix the cross compiler so half precision is supportedAdd a project setting to specify the default precision to support on ES31. Be sure the shader version takes this setting into account. — User des ...

FBX sdk give wrong normals when compile with Visual Studio 17.4.1

UE - Editor - Content Pipeline - Import and Export - Nov 24, 2022

At the time this Jira is created, UE 5.1 and 5.2 is using VS 17.3.6 which is working correctly. any update after should repro the issue. ...

Cannot Package Game for Windows from External Drive on Windows 8.1 Boot Camp Mac

UE - Foundation - Core - Dec 17, 2014

User is trying to package the xixoBerlinFlat Marketplace and cannot get a packged project from an external drive project on a Windows 8.1 x64 system running via Bootcamp on a Mac. ...

[CrashReport] Linux crash - TOpenGLBuffer<FOpenGLBaseVertexBuffer, 34962u, &()

UE - Platform - Linux - Sep 14, 2017

This is an infrequent Linux crash that has affected a few users in 4.17.1 Callstack from Log[2017.09.12-17.23.41:651][ 0]LogRHI: OpenGL MajorVersion = 4, MinorVersion = 5, ShaderPlatform = GLSL_43 ...

Manually changing the value for Constraint Value 1 & 2 causes odd visual issues

UE - Simulation - Physics - Jun 1, 2016

Changing the values that govern what bones a constraint is suppose to be a joint between (Constraint Bone 1 & 2) will cause issues where the transform widget is moved to an appropriate location but ...

iOS Launch On does not copy content to iOS/TVOS 13 devices

UE - Platform - Mobile - Aug 12, 2019

DeploymentServer fails to transfer the files LogPlayLevel: ********** DEPLOY COMMAND STARTED ********** LogPlayLevel: Running: F:\UE4-Release-4.23\Engine\Binaries\DotNET\IOS\DeploymentServer.exe ...

Debugging Motion Matching in 5.1, looping animations don't loop root correctly

UE - Anim - Gameplay - Jan 31, 2023

Just trying a few simple animations in 5.1, I have a few short looping cycle animation that go in different directions. I see very bad results and it looks like it's because of how MM is assuming th ...

Open Sound Control Blueprint Plugin stops working around 1 minute during play

UE - Audio - Jun 3, 2020

Messages are not received around 1 minute into playing when using OSC blueprint plugin. Test Project: [Link Removed] User workaround: https://forums.unrealengine.com/development-discussion/blu ...