The Label field does not function for Editor Utility Tool Menu Entry

UE - Editor - UI Systems - Nov 22, 2022

Labels for buttons added to the Level Editor Toolbar from the Editor Utility Tool Menu Entry blueprint do not appear in the toolbar. This functionality did exist in 4.26/4.27 but no longer seems to ...

[AI] Navmesh tiles on different layers get removed while streaming out in WP Dynamic Modifiers Only navmesh

UE - AI - Navigation - Feb 6, 2025

 Streaming out the navmesh and streaming the area back into the world before the GC runs causes the navmesh streamed back into the world to only have navmesh tiles on a layer with tiles that would b ...

Rect light LTC textures fail to load when cooking with bSharedLinearTextureEncoding enabled

UE - Texture - Apr 2, 2025

When running a build with bSharedLinearTextureEncoding enabled, View.GGXLTCMatTexture and View.GGXLTCAmpTexture are pointing at the black texture fallback, which affects correctness of rect lighting ...

[MAC][OPENGL][METAL]: Investigate why planar reflections on translucent surfaces may not be working

Tools - Jun 29, 2015

See Comments. User reported planar reflections aren't being applied to translucent materials on Mac OpenGL, which may also affect Linux OpenGL and Mac Metal. Need to investigate what this feature r ...

Procedural Mesh generated on BeginPlay does not collide with sweep actors in a packaged game

UE - Gameplay - Nov 10, 2016

If a Procedural Mesh is created on BeginPlay (at runtime) instead of in the Construction Script, collision with non-player objects does not register correctly in packaged or launched games. This wor ...

Start Up Movies Are not Playing for iOS Devices when using Launch-On

UE - Platform - Mobile - Dec 9, 2016

When designating 3 Intro/Start Up movies to play back to back in the Project Settings of a mobile project, the user reports that they will play as expected for Android devices, but only one movie wi ...

Compile failure adding C++ Vehicle or VehicleAdvanced pack to a project

UE - Gameplay - Jan 11, 2017

Adding the C++ Vehicle feature pack to a project fails to compile with the following error:CompilerResultsLog: Info Error: Couldn't find parent type for 'TP_VehiclePawn' named 'AWheeledVehicle' in c ...

Video files do not play in scene after LaunchOn to iOS from Windows

UE - Platform - Mobile - Sep 30, 2016

While attempting LaunchOn to an iOS device, the video and audio does not play. Attempts were made using the following video formats:mp4movavi Attempts were made using the following devices:iPhone 5 ...

Eyedropper in the Color Picker window does not grab any color values on Mac/Linux

UE - Graphics Features - Jan 5, 2018

Trying to use the eyedropper in the color picker window on Mac fails to grab any color values. The colors will only update when hovering or clicking within the viewport but the colors shown aren't c ...

Inconsistent Red X icons when using World Composition

UE - World Creation - Worldbuilding Tools - World Composition - Sep 20, 2018

This issue takes a few attempts to repro. Sometimes when saving the icons will remain normal, but other times a red X will be displayed instead. Opening up the Level that is displaying the X and re= ...