Unreal Engine Issues
Unreal Engine Issues
Cannot undo moving a mesh via Pilot
Tools - Jan 2, 2018There is an issue where the undo does not affect movement made by piloting an object in a level. This issue does not appear to be a regression. Versions Tested: This issue occurs in all versions te ...
When Both AnimMontage and AnimationTrack are Playing, the Blending Results are Different from Expectation
UE - Anim - Sequencer - Dec 11, 2018When Slot animation by AnimMontage and AnimationTrack is done at the same time, the blend result differs from expectation. Probably because if AnimMontage's loop playback by EventTrack is executed, ...
BuildGraph builds some tools for Win32 even if Win32 is excluded from the build
UE - Foundation - Cpp Tools - Jan 16, 2019When 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 ...
UMG Animations Scale Retainer Boxes When Only Translating them
UE - Editor - UI Systems - Feb 28, 2020When translating a retainer box in an UMG animation the scale of the retainer box is also affected. Attached is a 4.23 example project. Found in 4.24.3 CL#11590370 Reproduced in 4.23.1 CL#9631420, ...
When setting in PreviewGameLaunguage, the package application always adds "culture" to the argument
UE - Editor - UI Systems - Localization - Nov 12, 2020Whenever 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 ...
Lumen Reflections in Stereo are broken after Nvidia GPU Driver Update
UE - Platform - XR - Jul 29, 2024After 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 ...
Depth Fade breaks Lit Trans. Particles Casting Shadows
UE - Niagara - Dec 8, 2015Adding a Depth Fade node into the Lit Translucent Material used on a Particle System will cause the particle to not cast Shadows. The behavior is a regression from 4.9.2. 4.9.2:[Image Removed] 4. ...
[SM5] Material.usf Error when Previewing Material Function Output
UE - Graphics Features - Jul 21, 2016A user on the AnswerHub found an SM5 material error within his material function after following the tutorial below. [Link Removed] I followed the tutorial until I reached the point in which the e ...
Some reset to default buttons not appearing for UMG Appearance
UE - Editor - UI Systems - Aug 19, 2016Some 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 ...
"Diff Against Depo" Does not Display Changes to AI Controller Property
UE - Gameplay - Blueprint Editor - Mar 2, 2016When using Diff Against Depot to see changes made to a file since it was last checked in, changes made to the AI Controller default property are not displayed under the defaults section. Found in ...