Animations do not play correctly when scrubbing at high speed while in Keep State.

UE - Anim - Sequencer - Oct 1, 2021

If you check the attached GIF, you will see that when you jump the playback position, the animation stays in the same state as before the jump. I suspect this is a specification, but the user is req ...

Crash in PackagedBuild when using GPU & Data Interfaces

UE - Rendering - Niagara - Sep 30, 2021

Due to module initialization order we are serializing shaders before the Niagara module has started up.  This means we are unable to find the default data interface for the GPU simulation to seriali ...

Solidworks exporter does not support scale, scene orientation is different from CAD import and materials are missing

UE - Editor - Content Pipeline - Datasmith - Exporters - Sep 29, 2021

Notice that the udatasmith geometry does not have the scale : all volumes are identicalNotice that the udatatsmith scene is rotated of 90 degree compare to the CAD sceneNotice udatasmith does not have ...

In-Editor Tutorials are unresponsive when selecting them

Docs - Sep 29, 2021

@triage need approval to submit this into 4.27.2 When trying to select any of the tutorials in the editor, all of them except for the "Welcome to the Unreal Editor" tutorial are unresponsive. They ...

Groom + RT refraction not working correctly

UE - Rendering - Sep 28, 2021

Display Blueprint Added Components on subobjects with meta = (ShowInnerProperties)

UE - Gameplay - Blueprint Editor - Sep 28, 2021

Right now only native subobjects are displayed in the details panel with meta = (ShowInnerProperties) is set. Child Actor Components are an example of this, where if the child actor you have added h ...

Oculus Quest "Reset View" command doesn't work with OpenXR

UE - Platform - XR - Sep 27, 2021

upd. Regression was checked on //UE4/Release-4.26 CL 17626593 Issue wasn't reproduced. Regression - Yes ...

VR Editor Mode doesn't work with OpenXR

UE - Platform - XR - Sep 27, 2021

Virtual Scouting Interactor / VR Scouting Tools Menus appear Black when using real-world lighting values (i.e. 70k lux)

UE - Virtual Production - Tools - VR Scouting - Sep 27, 2021

The Virtual Scouting tools appear black in scenes using real-world physical lighting values due to their UI Material Domain since they do not have an emissive channel and do not accommodate viewport ...

EHMDTrackingOrigin Enum isn't used correctly

UE - Platform - XR - Sep 27, 2021

Is this a bug with OpenXR tracking in OpenXRHMD.h:145? virtual void SetTrackingOrigin(EHMDTrackingOrigin::Type NewOrigin) override { TrackingSpaceType = (NewOrigin == EHMDTrackingOrigin::Floor ...