Mobile Preview -> AutoLandscape Material broken if created in 4.22+

Platform - Mobile - Oct 25, 2019

Landscape Layers created in 4.22+ revert to default material in Mobile Preview. Confirmed in MAIN at CL 9730599 ...

Async loading fails because AssetManager's bHasBlueprintClasses does not consider WidgetBlueprint

Tools - UMG - Oct 25, 2019

When bHasBlueprintClasses of AssetManager is enabled, WidgetBlueprint is not included in ClassName of ARFilter. Therefore, asynchronous loading using AssetManager of the UUserWidget inheritance clas ...

Strange intermittent CCD behavior on constrained physics bodies

Physics - Oct 23, 2019

There is some strange issue with CCD where constrained CCD objects can get velocity nulled when hitting things while constrained, its very hard to reproduce normally in engine but happens often in V ...

VoIP loses functionality when transitioning levels.

Online - Voice - Oct 23, 2019

VoIP between client and host is lost upon transitioning levels. ...

"Allow Explicit Impure Node Disabling" setting still packages development only nodes into shipping builds

Gameplay - Oct 22, 2019

Development Only nodes are packaged into shipping builds even when "Allow Explicit Impure Node Disabling" is enabled and the appropriate nodes are marked as "Development only."   ...

Importing animation onto a camera in Sequencer adds extra keys to the scale and rotation attributes

Tools - Sequencer - Oct 22, 2019

When importing non-baked animation (i.e. not keyed on every frame) onto a camera in sequencer, Unreal adds extra keys to the rotation and scale attributes as if it is baking the rotation and scale a ...

WebM video format is cropped and skipping frames

Media Framework - Oct 22, 2019

Playing a video in the engine that is WebM format, results in skipped frames and cropped resolution. This does not happen with other video formats supported in the engine. Attached are links to the ...

Camera Switcher Import option not functioning properly

Tools - Sequencer - Oct 22, 2019

In UE 4.20 we got a feature that let you import a FBX file that contains cameras with a camereaswitcher to create a "camera cut track" within sequencer. From the release notes of 4.20: https://docs ...

Incorrect Manual Focus Distance from eye dropper

Tools - Sequencer - Oct 17, 2019

The Debug Focus Plane in the CineCameraActor does not appropriately respond to mouse input and position when the Manual Focus Distance is set using the eye-dropper. Tested in 4.21.2 (CL - 4753647), ...

GetCookedEnvelopeData Blueprint node does not work

Audio - Oct 17, 2019

The GetCookedEnvelopeData Blueprint node does not output cooked audio envelope data when a Soundwave with enabled Amplitude Envelope Analysis is being played. Tested in 4.21 (CL - 4753647), 4.22.3 ...