Sequence director fires events multiple times if multiple levels are streaming.

Tools - Sequencer - Nov 7, 2018

The new event track in level sequences fires the number of times that there are levels streaming. ...

Getattachedactors does not return the proper value when called from the Constructor

Gameplay - Nov 7, 2018

A user has reported that using GetAttachedActors in the Constructor does not work properly. If actors are attached in the editor, the function does not return the correct value when called in the Co ...

Vehicle using Async Scene Crash

Physics - Nov 6, 2018

Setting a Vehicle to Asynchronous physics will cause a crash. Confirmed in 4.22 Main at CL 4542756 ...

AIController can't properly unpossess character

Gameplay - AI - Nov 5, 2018

There seems to be a bug with the Possess\Unpossess events. Because if you change the last node in "PossessCharacter", which is created in PlayerController(called "PC"), to Unpossess the AI still con ...

Duplicating a SetMaterialAttributes Node Causes Missing Attributes

Tools - Material Editor - Nov 5, 2018

Duplicate SetMaterialAttributes nodes will be missing attribute connections on the node itself, but in the properties tab they will show up. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 Previe ...

Skeletal Mesh rigid body simulation is not being updated with correct bones locations right after Skeletal Mesh is spawned

Physics - Nov 5, 2018

When simulating in Editor, the Skeletal Mesh bone locations are not being passed into simulate if the simulation is being toggled the same frame when the Mesh is being set on a Skeletal Mesh compone ...

PressMethod is not called in UButton::RebuildWidget()

Tools - Slate - Nov 5, 2018

The void function UButton::RebuildWidget() does not call PressMethod when rebuilding the widget. Tested  4.19.2 (CL- 4033788), 4.20.3 (CL - 4369336), 4.21 (CL - 4537669), 4.22 (CL - 4531805) ...

Draw Debug String off-center in VR

XR - Nov 1, 2018

DrawDebugString does not render at set location in VR Other debug helpers rendering as expected Engine/Source/Runtime/Engine/Private/DrawDebugHelpers.cpp DrawDebugString looks to be the only fu ...

Disabling "Include Debug Files" for a Windows Distribution build does not exclude the debug files

DevTools - AutomationTool - Nov 1, 2018

The "Include Debug Files" option being disabled is not taken into account for "For Distribution" builds. The debug files are included no matter what this is set to. Regression?: Yes This did not oc ...

Button input is ignored when toggling Input mode from UI to Game

Gameplay - Input - Oct 31, 2018

IE_Released is called when switching between the Game and UI input modes, despite the button being still held. Tested in 4.19.2 (CL - 4033788), 4.20.3 (CL - 4369336), 4.21 (CL - 4527422), 4.22 (C ...