BindWidget meta tag throws error on compile if the bound widget is inherited

UE - Editor - UI Systems - Jan 15, 2018

The BindWidget meta specifier allows us to bind a native widget pointer to a widget added to the hierarchy of a UserWidget in the widget editor. However, it appears to only search for a matching wid ...

Component inheritance does not appear to be consistent when running a project with the -game command line argument

UE - Gameplay - Blueprint - Jan 19, 2018

Component property inheritance sometimes does not behave as expected when opening a project with the -game command line argument. Attempting to load a child Blueprint through code may not correctly ...

Motion controllers appear misaligned when using the oculus touch controllers through steam VR

UE - Platform - XR - Jan 22, 2018

Touch controllers for oculus appear misaligned when using the Oculus via Steam VR. The controllers in game do not line up with the position provided by steam VR. ...

Ensure condition failed / Crash on BP Compile after adding variable

UE - Gameplay - Blueprint Compiler - Jan 26, 2018

Crash when compiling BP (containing user defined struct + object reference) after adding variable. ...

[Feature Request] Shortcut to cook server content for Windows from the editor

Tools - Jan 30, 2018

Attempting to launch a Development Server build of a project through the Visual Studio debugger hits a breakpoint when several Engine assets cannot be found or loaded. These assets are all reported ...

Max Deviation setting is never used for Mesh Reduction, causes incorrect values for automatically computed LOD distances

UE - Graphics Features - Feb 1, 2018

The Max Deviation setting for a static mesh LOD is never used for Mesh Reduction. This results in incorrect values for automatically computed LOD distances, because the calculation uses the Max Devi ...

Code project cannot be successfully set to use CLion

UE - Foundation - Core - Feb 2, 2018

Setting a code project to use CLion as the source code accessor does not appear to work successfully. ...

Spawnables in Level Sequence Cause Sequence to Dirty

UE - Anim - Sequencer - Feb 7, 2018

When a sequence contains a spawnable, it is immediately dirtied after saving and closing ...

Array duplication of UObjects causes simultaneous editing of properties

Tools - Feb 8, 2018

 The user for this UDN encountered this simultaneous editing bug occurring only when duplicating  array elements of a custom UObject class. ...

Verify command in CookOnTheFlyServer.cpp causes cook failures for patches based on a previous release

UE - Foundation - Core - Feb 9, 2018

A verify command in CookOnTheFlyServer is checking the wrong condition and causing cooking to fail for patches that are based on a previous release or have had something removed from the build. The ...