Alembic Import with empty first frame will cause the editor to crash

UE - Gameplay - Aug 10, 2016

The editor will crash when importing an Alembic file with an empty first frame. ...

Editor crashes while switching to paint mode if material has a grass output and landscape visibility mask

UE - LD & Modeling - Terrain - Landscape - Aug 10, 2016

Editor crashes while switching to paint mode if material has a grass output and landscape visibility mask. Frequency: 3/3 ...

Import Threashold Time setting ignores decimal entries

Tools - Aug 10, 2016

Import Threshold Time setting in Editor Preferences does not accept values with a leading decimal point (.25 vs 0.25). UEditorLoadingSavingSettings::AutoReimportThreshold in EditorLoadingSavingSett ...

Investigate UMG animation duplication

UE - Editor - UI Systems - Aug 10, 2016

A licensee is reporting UObject spikes (with a noticeable GC impact) in UWidgetBlueprintGeneratedClass::InitializeWidgetStatic. This may be caused by our duplication of UMG animations when initializ ...

Shadow Physics Assets drop-down is visible in the Destructible Mesh Editor

UE - Simulation - Physics - Destruction - Aug 10, 2016

The option to assign a Shadow Physics Asset is located in the Destructibles Details panel even though they are only supported for Skeletal Meshes currently. This assigned shadow physics asset cannot ...

Decals do not render in Shader Complexity view mode

UE - Graphics Features - Aug 10, 2016

When testing Shader Complexity on our Decals map, I noticed the decals no longer render. Our test has us copy and paste to create ~20 instances of the decals, in order to increase the intensity of t ...

User is not able to use StopRecordingAnimation command on a single actor

OLD - Anim - Aug 10, 2016

REGRESSION: YesWORKING: 3039270 (4.12.5)BROKEN: 3082912 User is not able to use the StopRecordingAnimation command on only one actor it is recording. They are required to use StopRecordingAnimatio ...

Animation Sequences do not display in the viewport while being dragged from content browser under certain conditions

UE - Editor - Content Pipeline - Content Browser - Aug 10, 2016

When dragging an instance of an animation sequence out to the level and then back into the content browser and then back out, the preview of the animation disappears. Gif attached below ...

User cannot undo adding/removing a constraint from a constraint profile

UE - Simulation - Physics - Aug 10, 2016

User can not undo the adding of a constraint to a constraint profile. You can undo to the point the creation of the profile ...

Expose on Spawn Variables disappear after connecting promoted Class Variable on SpawnActor from Class node

UE - Gameplay - Blueprint - Aug 10, 2016

The 'Expose on Spawn' inputs when calling the SpawnActor from Class node disappear if you promote the Actor Class to a variable. You would think that as long as the promoted variable is referencin ...