Expandable Area widget appears to create extra widgets when being copied and pasted

UE - Editor - UI Systems - Apr 27, 2016

Expandable Area widget appears to create extra widgets when being copied and pasted. These widget appear to be ghost widgets of the original children. If the new unwanted button is selected or delet ...

Nested comments are not parsed correctly by UHT when a second UClass is declared

UE - Foundation - Cpp Tools - UnrealHeaderTool - Mar 14, 2016

Using nested comments when also declaring a second UClass in the same header file causes the UHT to have issues when parsing, resulting in a crash of UHT. ...

Reimport for a single FBX with multiple meshes will add all mesh pieces instead of the single mesh.

Tools - Nov 21, 2016

When using a single FBX with multiple meshes that is imported as individual meshes, if you reimport after updating only a single mesh or a few of them the entirety of FBX will be imported and added ...

Projects that use plugins located outside of either the Engine or Project directories cannot be deployed.

UE - Foundation - Cpp Tools - Plugin System - Dec 5, 2016

Trying to deploy a project that uses an external plugin (not located in either Engine/Plugins or Project/Plugins) will fail. The error message states that it is looking for the plugin to be located ...

Switching to different modes in the Modes panel causes PIE to take input from a connected VR headset for the Y axis camera movement

UE - Platform - XR - Dec 9, 2016

If a VR headset is connected, it will be used for Y axis camera input in PIE if you have switched to and from the Landscape tab in the Modes panel. You can fix this temporarily by reopening the edit ...

Project creation fails for code project named SteamVR

UE - Foundation - Core - Dec 22, 2016

When a code project is given the name SteamVR the project will fail to open with the error message shown in the screenshot. This does not occur for a blueprint project with the same name, blueprint ...

Incorrect shading for SubSurface profile in the Blueprint Viewport.

UE - Graphics Features - Dec 30, 2016

The Subsurface shading looks incorrect in the Blueprint Viewport window. Adjusting the cvar for r.sss.checkerboard from the default value of 2 to 1 looks more correct and a value of 0 switches back ...

Crash when using stereo on command in shipping build

UE - Platform - XR - Jan 6, 2017

Crash when using stereo on command in shipping build. The game crashes when the stereo on command is called via an Execute Console Command node. ...

TVOS images are throwing errors when attempting to deploy to iTunes Connect

UE - Platform - Mobile - Jan 12, 2017

ERROR ITMS-90471: "Missing Image Asset. Your app is missing the Large App Icon asset 'AppIconSmall' in 'Payload/YourApp.app' is thrown when uploading an TVOS project to the app store. This is likely ...

(global distance field not available in shadow pass) Lighting Artifacts Appear When Using Distance To Nearest Surface With World Position Offset

UE - Graphics Features - Jan 20, 2017

When using "distance to nearest surface" node with WPO there are cases where the engine will shade the object incorrect. The attached project reproduces one of these scenarios. It appears as though ...