Constraint to kinematic root body prevents skeletal mesh from sleeping

UE - Simulation - Physics - Mar 5, 2019

Linked test project contains already set up actor as described in steps to reproduce. Using a kinematic body on a root bone, setting all other bodies sleep family to Custom, and their custom sleep t ...

Generate Project Files process fails if SwarmAgent.exe is not present

UE - Foundation - Cpp Tools - Mar 5, 2019

This issue appears to be the result of the fix for [Link Removed] which removed RPCUtility from the Engine. A licensee noted that they were now seeing an issue when attempting to generate project fi ...

Incorrect Skysphere Material Reflection with Ray Tracing

UE - Graphics Features - Lumen - Mar 5, 2019

The reflected Sky material looks blurry and low res when set to unlit, however setting the material to Default Lit has the correct reflection. Even though the reflection is correct the lighting brea ...

AccumulateCurveMetaData unnecessarily marks the package dirty

OLD - Anim - Mar 5, 2019

AccumulateCurveMetaData makes calls to MarkPackageDirty even when the data hasn't changed. ...

Landscape Far Shadows Interfere With Distance Field Soft Shadows

UE - Graphics Features - Mar 5, 2019

Landscape far shadows are interfering with the distance field soft shadows causing a conflict, and stopping the distance field soft shadows from rendering at all. Working as expected in 4.20 CL# 43 ...

Stereo layer appears to move opposite the HMD when using Vive

UE - Platform - XR - Mar 5, 2019

Stereo layer appears to float and move when the VR pawn starts while looking away from a world locked stereo layer ...

Frustum Culled Landscape Components Not Casting Shadows

UE - Graphics Features - Mar 5, 2019

Frustum culled landscape components stop casting shadows resulting in the shadows disappearing near the edges of the camera in square sections. Unable to test in 4.20 or 4.21 as provided project wa ...

Assertion failed: PlatformNeedsExtraDeletionLatency()

UE - Rendering Architecture - RHI - Mar 5, 2019

Animating a HISM along a spline when many other HISMs are present will result in a crash in 4.22. Confirmed in 4.23 MAIN @ CL 5291468 ...

When using Oculus Go or Gear VR the camera resets along with the controller when holding the home button

UE - Platform - XR - Mar 5, 2019

When resetting the controllers orientation by holding the oculus button the camera will reset to its original orientation along with the controller. This appears to be a regression: This did not h ...

Gamepad input affects multiple game instances at once, due to not needing focus.

UE - Editor - UI Systems - Slate - Mar 5, 2019

Since Gamepad input works without needing focus (which was added in 4.9 with [Link Removed]), a Gamepad's input will also affect all instances running on the same computer. Regression?: No This occ ...