GPU memory leak during large source control operations

UE - Editor - Jul 28, 2022

We've seen some reports of GPU memory leaks during source control operations caused by the animation of the throbber widget, potentially leading to a crash if GPU memory runs out. The crash has been ...

Actor foliage does not respect "foliage.CullDistanceScale"

UE - Engine Scaling - Streaming - Oct 15, 2024

Actor foliage does not respect the "foliage.CullDistanceScale" console variable. This was brought up in a UDN: [Link Removed] ...

UMG Viewmodel Plugin -- When setting up View Bindings, several arithmetic and comparison functions are missing from the "Conversion Functions" list

UE - AI Workflows - UI Systems - UMG - Mar 20, 2026

When setting up View Bindings from the "UMG Viewmodel Plugin" on a Widget Blueprint, it is possible to select a compatible "Conversion Function" from the list of available bindings. By default, the ...

Occasional 1-frame UMG render data corruption on Metal

UE - Graphics Features - May 10, 2016

Media textures are over saturated on ES31

UE - Platform - Mobile - Apr 4, 2018

This looks like the same issue as [Link Removed], but for ES31 (that was originally reported on ES2 and likely ES31 was not tested) So far this has only been tested on Android. It didn't occur on ...

Shader compilation error occurs when using values sampled from texture for Customized UV1

UE - Rendering - Features - Jun 3, 2021

Shader compilation error occurs when using values sampled from texture for Customized UV1. No problem when connected to Customized UV0. This problem compiles well if I change the value of Const to ...

There is no indication that CreateDefaultSubobject will not work from within a Component/Nested subobject

UE - Framework - Components - Aug 16, 2022

We should at least update the comments on the CreateDefaultSubobject function warning people about the troubles and weird behavior that could occur when you call it from within a nested subobject  ...

Toast Notifications Steal Focus Causing Unreal Editor Submenus to Disappear during Navigation on Linux

UE - Editor - May 8, 2025

Sub-menus disappear when using Linux in a remote session in launcher build of UE Release 5.5.4. ...

Character Jitters at High Speed When Run Dedicated Server is Enabled

UE - Networking - May 15, 2017

Characters are jittering in multiplayer when moving at high speeds when Run Dedicated Server is enabled. ...