Crash Occurs When Renaming Folder in Landscape Mountains Project

Tools - Jun 23, 2016

Changing the name of a newly-created folder that contains a few copies of the same map causes a crash in the Landscape Mountains project. This crash did not occur in a clean First Person project wh ...

Fringe Saturation in Post Process Volume not functioning

UE - Graphics Features - Jul 27, 2015

Setting the values for Fringe Saturation within the Post Process Volume does not seem to have any visual change. The documentation suggests that changing the Fringe Saturation will either increase ...

Custom Stencil does not display in UE5.0

UE - AI Workflows - UI Systems - Apr 21, 2022

Allow Cinematic Control is reset to true when restarting the editor

UE - Editor - Verse Class Editor - May 31, 2023

When restarting the editor the viewport will have its Allow Cinematic Control flag reset to true. ...

Color and Opacity animation option does not play for Button component

UE - Editor - UI Systems - Aug 25, 2017

Color and Opacity animation option does not play for Button component, this occurs both in the Widget editor and during play. This issue is not a regression Versions Tested: 4.16.3 - CL: 3561208 - ...

Volumetric Clouds High Quality Aerial Perspective Issue

UE - Rendering - Architecture - Oct 19, 2023

There is a workaround to set r.VolumetricRenderTarget.Mode=1. The lines appear to be coming from the temporal component of the Volumetric Clouds. Each frame, the lines are merged in from the previou ...

Hair Material's Tangents input has no effect in PathTracing

UE - Rendering - Features - Path Tracer - Nov 1, 2024

Expectation: Tangent should work on Hair Material ...

Data like Camera Tracks can get corrupted inside Level Sequences when Undoing some operations

zComponent - Archive - Jul 22, 2025

Camera trucks can get in a invalid state when you undo certain operations. One example would be undoing a camera set that has been added to a camera track. When you undo that operation, other camera ...

Unable to Open Level in HTML5

UE - Platform - Mobile - Mar 16, 2016

Trying to use an Open Level function in HTML5 does not allow the level to actually load. Instead, the project flashes and refreshes back to its original position. Open Level function does work on W ...

Playing this project in Standalone, or packaging for windows, causes the new window to crash

UE - Gameplay - Dec 16, 2014

When you attempt to play the user project in Standalone, or Packaging for Windows, the new window will crash and not play the game. Issue also occurs on Mobile. The project will not open. ...