Unreal Engine Issues
Unreal Engine Issues
Black Lines on Meshes with Ray Traced Global Illumination Enabled
UE - Graphics Features - Lumen - Apr 22, 2019Black Lines on Meshes with Ray Traced Global Illumination Enabled. Found in 4.22 CL# 5660361 and 4.23 CL# 6037269 ...
Google VR - Debug/Console Layer broken if other VR plugins disabled.
UE - Platform - XR - May 23, 2019If Google VR plugin is enabled and default VR plugins are disabled - debug layer does not render. Confirmed in 4.23 MAIN @ CL 6395234 ...
Importing fbx with armature resulting in crash
UE - Editor - Content Pipeline - Import and Export - Jan 20, 2020Importing an fbx file with armature on MAC results in crash Tested: 4.23.1 CL#9631420, 4.25 CL#10889200 ...
Media Textures assigned at run time are not being applied to the assigned mesh
Media Framework - Feb 21, 2020Dynamically created media texture is not applied to assigned meshes. Tested in: 4.23.1 CL#9631420, 4.25 CL#11574810 ...
Soft Object References set directly on parameters are not correctly referenced
UE - Gameplay - Mar 19, 2020REGRESSION: This regressed between 4.23 and 4.24 Assets set directly in a soft object reference pin on a blueprint function are not correctly referenced. ...
Rotator visual helper appears in local Presentation exports
TM - Tools - Nov 6, 2025Reported in SF [Link Removed] The Rotator animator's visual helpers will be visible in locally exported Presentations when it should be hidden. This does not affect the Translator animator. ...
Font advance and fallback font metrics have issues in 4.16
UE - Editor - UI Systems - Slate - Jun 5, 2017There were some font regressions in 4.16 that we've since fixed (CL# 3456916 and CL# 3425681). These are affecting live users so we should get them into the next 4.16 build. ...
Lighting Channels Do Not Function with 78+ Lights on Actor
UE - Graphics Features - Oct 20, 2017Lighting channels do not function when the number of lights affecting actors is 79 or higher. Any number of lights that is 78 or fewer will honor lighting channel assignments. ...
Assertion failed: PlatformNeedsExtraDeletionLatency()
UE - Rendering - Architecture - RHI - Mar 5, 2019Animating a HISM along a spline when many other HISMs are present will result in a crash in 4.22. Confirmed in 4.23 MAIN @ CL 5291468 ...
Timelines in ActorBPs no longer function when packaged with Nativization
UE - Gameplay - Blueprint - Apr 9, 2019Timelines in ActorBPs no longer work in projects packaged with BP nativization. Timelines in LevelBPs still work. Confirmed in 4.23 MAIN @ CL 5806859 ...