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 ...

UMG Widget Hierarchy auto-expands on simple changes causing frustration and a slow work flow

Tools - UMG - Oct 10, 2016

1. Create a hierarchy in UMG that has a couple layers deep of children such as vertical boxes that have multiple children that are vertical boxes, widget switchers .. 2. Collapse all children in th ...

Crash when unloading Lighting Scenario Streaming Level

Rendering - Nov 16, 2016

If a sub-level is set as a Lighting Scenario in the Levels tab, calling Unload Stream Level will cause standalone / packaged games to crash. Regression: No - Lighting Scenario not available before ...

Exporting LOD's from editor only gives LOD0

Tools - Oct 6, 2015

Can't export more than one LOD level from editor. ...

Packaging project with Blueprint nativization on produces various warnings.

Gameplay - Blueprint Runtime - Jul 11, 2016

From a UDN thread: When cooking, we are seeing hundreds of warnings of the format "Compiler Warning A node that generated no code of it's own ( X ) tried to inject code into Y". There isn't anythin ...

Fix pause flags when recycling sound sources

Audio - Dec 12, 2016

Issue is due to pause flags getting recycled when new sound sources are used from the sound source pool. This is a regression since 4.13, causing audio to pop. ...

Android split screen multiplayer does not function or render correctly

Platform - Mobile - Aug 25, 2016

Android devices don't support split screen functionality. ...

Memory increase when exiting PIE with Project Settings open

Tools - Nov 30, 2016

Memory increase when exiting PIE with project settings open Regression: YES Broken: 3195953 (4.14.0) Worked: 3195953 (4.13.2) ...

Using Set World Origin Location will cause the player pawn to stutter

Tools - World Composition - Dec 22, 2016

Using Set World Origin Location will cause the player pawn to stutter. The faster the player is moving, the more prevalent the stuttering becomes. User Description: I have encountered a problem wh ...

Adding a scene component to a child blueprint causes log warnings to appear in output log

Gameplay - Blueprint - Sep 1, 2015

If a scene component is added to a child blueprint and the parent blueprint is compiled, a log warning will appear that states: "LogBlueprint:Warning: USimpleConstructionScript::FixupRootNodeParen ...