[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 ...

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 ...

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 ...

Crash when opening a project with Renderdoc plugin enabled while renderdoc is installed on the machine

UE - Graphics Features - Oct 6, 2020

-The editor will crash when opening a project with the Renderdoc Plugin enabled while the user has Renderdoc installed on their machine. Uninstalling Renderdoc allows the project to open without cra ...

Debug information is sometimes missing when compiling with cl-clang

UE - Foundation - Cpp Tools - UnrealBuildTool - Aug 24, 2023

Via UDN: As has been discussed previously here and in CL 20055361, debug information is sometimes missing when compiling with Clang. We've pinpointed this to debug information not being emitted fo ...

ContentExamples PhysicalAnimation hit reaction example does not react

Docs - Samples - Aug 11, 2015

The Hit Reaction Physics Animation Blending example in the ContentExamples PhysicalAnimation map does not react to being clicked on. REGRESSION: Yes Worked: 4.8.3. Binary Broken: 2647674 ...