Alt tabbing into the Blueprint Editor while a Microsoft IME keyboard is active causes the editor to freeze

Tools - May 15, 2017

If you change focus to the Blueprint Editor (Alt+tab) while a Microsoft IME keyboard is active, the editor will freeze for a short time. The duration of the freeze is dependent on the number of blue ...

Build fails if a project contains a struct with a name in all caps

Core - UnrealHeaderTool - May 11, 2017

Using all caps for the name of a struct defined in code that includes a constructor will cause the build of the project to fail in Visual Studio. The error that is given suggests that a semi-colon i ...

Extra Sphere collision is shown when setting it to not be hidden in game for the BP_motionController in the VR template

Docs - Samples - May 11, 2017

Extra Sphere collision is shown when setting it to not be hidden in game for the BP_motionController in the VR template. This also appears to be happening with other debug shapes including the deb ...

Spatialization is inaccurate on iOS/tvOS

Audio - May 9, 2017

Also occurs in 4.16 Tested on iPhone6S+_4982 OS: 10.2.1 and tvOS 10.2 ...

Blueprint fails to compile when broken struct pin of Get Class Defaults is used

Gameplay - Blueprint - May 8, 2017

When the Get Class Defaults node contains a struct pin, breaking the struct causes the resulting pin to read "StructName_StructVarName". This causes the blueprint to fail to compile if the pin is u ...

User would like to be able to set justification at runtime for multi-line text boxes

Tools - UMG - May 8, 2017

User would like to be able to set justification at runtime for multi-line text boxes. Currently only "Get justification" is available in blueprints ...

Extreme Brightness using SLS Specified Cubemaps for Skylights in VR

Rendering - May 5, 2017

Surfaces are getting washed out or over brightened when using a Cubemap on a Skylight in VR. Tested 4.15.2 - 3416026 : Does not occur 4.16. p2 - 3415565: Occurs ...

KiteDemo: Spawn under the map

Docs - Samples - May 4, 2017

While testing in KiteDemo - //UE4/Release-4.16 CL 3420042 in Binary – trying to find the limits of the Caution: Out of Bounds UMG, I found a way to glitch under the map. You must go all the way dow ...

GUID property is not fully generated for a component added to a Blueprint in the Editor

Gameplay - Blueprint - May 1, 2017

If a component contains a GUID property, and that component is added to a Blueprint in the Editor, that property is not fully generated for instances of the Blueprint. Only the first part of the GUI ...

Back ground blur causes crash on iphone 5

Tools - UMG - Apr 28, 2017

Back ground blur causes crash on iphone 5 (NOT iPhone5 c or iPhone5 s ) ...