Landscape material reverts to default when launched onto an Android device

UE - Foundation - Core - Cooker - Mar 20, 2015

From user SONB: Launching the project for the first time on Android device the landscape has the correct material applied. However, if I change something in the material (for example adding a Lands ...

Blend weight of animations passed to notifies are incorrect

OLD - Anim - Jan 13, 2015

It's currently not possible to prevent notifies from firing by setting their TriggerWeightThreshold. When stepping into the code that fires the notifies I found that the given InstanceWeight was alw ...

Animations imported with Skeletal Mesh are not marked as dirty and don't get saved

UE - Editor - Content Pipeline - Import and Export - Jun 21, 2016

Animations imported with Skeletal Mesh are not marked as dirty and don't get saved. They disappear when the editor is restarted. This does not occur in 4.11 or 4.13. ...

Thumbnail section of Material Attributes does not function

UE - Rendering Architecture - Materials - Mar 3, 2015

The Thumbnail Tab in the Material Attributes does not effect the actual Content Browser Thumbnail Preview. The only way to current change it is edit it via the Edit Thumbnail Preview via the Conten ...

Deploying a project with Portrait orientation will appear stretched on the Nvidia Shield Tablet

UE - Platform - Mobile - Mar 3, 2015

When I deployed a first person template project to an Nvidia Shield Tablet with Portrait Orientation enabled, The screen appeared stretched and the analog stick were unable to be used. Tested on t ...

Refraction in Mesh Particle not rendering unless already rendered in static mesh

UE - Graphics Features - Dec 16, 2014

Mesh Particle System made to show a visualization of a shockwave will not render with the refraction component of the material unless a static mesh with the material applied to it is also in camera ...

Inherited AnimBP properties not always working across editor restarts

OLD - Anim - Jan 21, 2016

In 4.11 when making changes to node properties in an animation blueprint they will not always appear to update in child blueprint instances when restarting the editor. In the attached project the l ...

Particle CPU cost highly increase at second "show" of a streaming level.

UE - Graphics Features - Feb 24, 2016

It seems that Particle CPU cost highly increase at second "show" of a streaming level. The Licensee's team sent a sample to reproduce this problem. So I put the project and wrote how to reproduce on ...

Convert selected components to Blueprint Class will crash if the Actor is not tagged as BlueprintSpawnableComponent

UE - Gameplay - Components - Sep 2, 2016

The editor will crash when using "Convert Selected Components to Blueprint Class" for actors that the root component is not tagged as a BlueprintSpawnableComponent. ...

Precomputed lighting is not saved when using Save As or Duplicate for levels

UE - Graphics Features - Sep 30, 2016

Lighting is invalidated with levels that have been duplicated or Saved As. The maps that are created are immediately marked dirty and need to be resaved vs how they were in 4.12.5 where they wouldn' ...