Unreal Engine Issues

Asset values change when the Editor is out of focus when using Maya or Web Browser

When switching between any open software (Maya, web browser) and UE4 while Simulation is running, sometimes the values change on the asset and it starts to oscilate between <-0.6,0.6> or any other s ...

Landscape leaking when using ParallelInitView 1

see step ...

Wireframe for "r.ShowPrecomputedVisibilityCells 1" is upside down on ES2

The wireframe for "r.ShowPrecomputedVisibilityCells 1" is upside down as stated in the UDN. ...

Spawn Burst Instantaneous Doesn't Work with Emitter.NormalizedLoopAge Spawn Time Set to 1

Phones with no magnetometer -> GetInputMotionState returns all 0s

Bug submission from a user overseas: " On some devices (Moto G5 Plus, Moto G5 S Plus) the values are always 0 like : Tilt : 0.00.00.0 RotationRate : 0.00.00.0 Gravity : 0.00.00.0 Accleration : 0.00 ...

Maximum number of State Machine connections?

Adding more than 8 connections to or from a state in the state machine results in unpredictable behavior, like causing an animation to fail. (See image.) Was able to reproduce with user's test file ...

Foliage disappears When Using sg.EffectsQuality 1 on Standalone

Foliage disappears When Using sg.EffectsQuality 1 on Standalone. ...

check(PIEInstanceID != -1) fails when executing SeamlessTravel

Per https://udn.unrealengine.com/questions/349614/checkpieinstanceid-1-fails-when-executing-seamless.html ...

Assertion in a packaged build when Light propagation volume is set to 1

Assertion in a packaged build when Light propagation volume is set to 1 ...

Spline Mesh regression on older iOS phone

Regression with rendering Spline Mesh Components seen on older (5s) iOS device. I did not reproduce a crash with an iPadPro A1701 or an Android Note 4 Confirmed in 4.23 MAIN at CL 6910902 ...