Changing the directional light from stationary to movable causes the mobile preview to show dark

UE - Graphics Features - Nov 5, 2014

When Changing the Light source in the Sci Fi Hallway from stationary to movable, the room will become dark on Mobile preview. ...

Auto Reimport of FBXs saved out from Maya 2015 Fail

UE - Editor - Content Pipeline - Import and Export - Mar 10, 2015

FBX assets which are reimported after being successfully imported using the auto import feature (saving the FBX to the Content Folder) are failing to apply changes made to the mesh in Maya 2015, Use ...

TAssetPtrs are not properly fixed up in client PIE instances

Tools - Aug 18, 2015

Contrary to the linked UDN question, this doesn't seem to require the actor to be replicated. The problem is that when UWorld::DuplicateWorldForPIE is called for a PIE client instance's persistent ...

Wireframe persists Switching from 'Quad Overdraw' to 'Stationary Light Overlap' Visualizers

Tools - Aug 22, 2016

When switching from 'Quad Overdraw' to 'Stationary Light Overlap' in the Optimizations view mode visualizers, the wireframe generated in the overdraw visualizer persists into the overlap visualizer. ...

Sounds not obeying Audio Volume Ambient Zone Settings

UE - Audio - Aug 31, 2016

Exterior Ambient Zone Settings are ignored by sounds played that are placed within the Audio Volume. As the documentation suggests, Ambient Zones define how Sound Actors located inside the associat ...

Unreal Logo in Display 3.1 Continues to Spin After Button is Turned Off

Docs - Samples - Sep 21, 2016

While writing test cases for the Blueprint Communication Content example, I came across this inconsistency. The logo continues to spin even after the button is no longer active. I expected the logo ...

Dropdowns display incorrectly in non 1:1 zoom in BP on Mac and PC

Tools - Nov 16, 2016

On a Mac in UE4.14, drop down menus on the appropriate nodes will not display correctly when the Event Graph is zoomed out below a 1:1 ratio. Regression: Does not occur in UE4:13 ...

BSP option to convert actor to another type not usable

UE - LD & Modeling - Modeling Tools - BSP - Jun 28, 2015

Convert Actor option in BSP details pane is grayed out and cannot be used. ...

Child component that is not simulating physics returns true value with IsSimulatingPhysics node

UE - Gameplay - Feb 2, 2016

Child component that is not simulating physics returns true value with IsSimulatingPhysics node User Description: "Is Simulating Physics" bp node will return true for any child component if root/p ...

Dithered LOD transition does not happen on FOV change

UE - Graphics Features - Jan 26, 2017

When LOD change is triggered by camera FOV change, no dithered LOD transition happens. ...