[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 ...

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 ...

UMG Visibility binding resets to default after closing and reopening project first time

UE - Editor - UI Systems - Aug 31, 2017

UMG Visibility binding resets to default after closing and reopening project first time. "Get Visibility" on Button click boolean toggle for widget blue print "False" return node value gets automa ...

[CrashReport] UE4Editor_Engine!SetDescendantIsEditorOnly() [scenecomponent.cpp:381]

UE - Gameplay - Dec 1, 2017

This is a common 4.18 crash. Users have not provided any description of their actions when the crash occurred. Source Context 376 int32 NumDescendantsChanged = 0; 377 // recursiv ...

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 ...

Spawned actors with meshes become invisible in editor after changing level

UE - Graphics Features - Sep 7, 2018

When moving actors spawned from within the editor to a new sublevel, their meshes stop rendering. However, if you open a new level then re-open the old level the meshes become visible again. You wil ...

Engine/Extras/MayaLiveLink not provided in install directory

OLD - Anim - Nov 19, 2018

According to the Maya Live Link documentation, the zip file should be provided in the engine installation. https://docs.unrealengine.com/en-us/Engine/Animation/Live-Link-Plugin/Connecting-Unreal-Eng ...

Cascade velocity aligned particles jitter when "use local space" is enabled

UE - Niagara - Sep 2, 2020

Sprites in a particle system flicker/shake when use local space is combined with small velocity values and velocity aligned sprites. Reported and tested in versions 4.25.3(CL 13942748), 4.24.3(CL 1 ...