CircleDOF Creates Artifacts When Close to a Translucent Surface With an Object Behind It

UE - Graphics Features - Dec 19, 2018

With CircleDOF enabled artifacts will occur when getting close to a translucent plane with an object behind it. This does not occur with any other DOF method or if "Render After DOF" is disabled in ...

BuildGraph builds some tools for Win32 even if Win32 is excluded from the build

UE - Foundation - Cpp Tools - Jan 16, 2019

When creating a local binary build of the Engine using the BuildGraph, there are several tools that are built for Win32 even if Win32 was specifically excluded from the BuildGraph (ie. -set:WithWin3 ...

Procedural Foliage Volume: Simulate() function doesn't work in Blue Print

UE - World Creation - Worldbuilding Tools - Foliage - May 10, 2019

Procedural Foliage Volumes can be resimulated by clicking the Resimulate button. But they can't be resimulated from Blueprints, even if there is a Simulate() function that can be executed. Found in ...

Packaged Dedicated Server will not regenerate navmesh around instanced mesh

UE - AI - Jun 6, 2019

The foliage instanced mesh, as well as ISM and HISM components both appears to be unable to export navmesh data for generation once we introduce a change in the contents. This error only shows up in ...

Large Landscapes using World Composition have weird LODs when streamed out and back in

UE - World Creation - Worldbuilding Tools - World Composition - Mar 13, 2020

When World Composition Sublevels are streamed out and back in the LODs appear distorted. This reported and tested in 4.24.3 (CL-11590370). This was reproduced in 4.23.1 (CL-9631420), 4.25 Preview ...

When setting in PreviewGameLaunguage, the package application always adds "culture" to the argument

UE - Editor - UI Systems - Localization - Nov 12, 2020

Whenever packaging project from Launcher with a PreviewGameLanguage set, the culture="preview language" is added to the UE4CommandLine.txt file. Can avoid this issue by setting "None" in PreviewGam ...

Display Texture Atlases in Widget Reflector displaying incorrect tooltips

UE - Editor - UI Systems - Slate - Aug 3, 2023

Tooltips within Page 1 of the Texture Atlas Visualizer in Widget Reflector are displaying the incorrect asset. This issue is occurring in Binary //UE5/Release-5.3 at CL 26560699 This issue is occur ...

Lumen Reflections in Stereo are broken after Nvidia GPU Driver Update

UE - Platform - XR - Jul 29, 2024

After updating the NVidia graphics driver to v.552.74+, reflective/mirror materials appear broken and render with black and white lines in VR mode if they are in a level with a Post Process Volume w ...

Crash Upon Opening Project in 4.7 preview 5

UE - Foundation - Core - Feb 4, 2015

The user claims to have converted his project with each new version of the engine starting from 4.2. Comments left in crash reporter "Tried to open project" Creating bug for tracking purposes unti ...

Some reset to default buttons not appearing for UMG Appearance

UE - Editor - UI Systems - Aug 19, 2016

Some reset to default buttons not appearing for UMG Appearance. This seems to only affect the Categories like Brush, Style or categories under Style like Normal/Hovered. Individual properties rese ...