TSoftObjectPtr instance loses reference after ClientTravel

UE - Gameplay - Apr 3, 2018

If a TSoftObjectPtr on an instance has a reference to another instance in a level, that reference will be lost when a client travel is performed to travel to that level. Regression?: No This occurr ...

Unnecessary warning when deleting a Blueprint from a level when that Blueprint contains a reference to itself

Tools - Apr 3, 2018

When trying to delete a Blueprint from a level, if the Blueprint contains a reference to itself, and that is the only reference to that particular Blueprint, a warning will be displayed saying that ...

Cascade Particles with Module Collision do not behave correctly (die) when colliding with plane in PIE

UE - Niagara - Apr 3, 2018

Cascade Particles with Module Collision do not behave correctly (die) when colliding with plane in map QA-Effects example 1.2. I've included a gif showing the issue [Link Removed]. The quality isn ...

Surface Profile Skin shading has some unexpected stripe rendering issues

UE - Graphics Features - Apr 3, 2018

So it looks like the artifact is definitely related to whether sss checkboard is enabled, but I can't reproduce it if enabling checkboard right after open the map, I mean it has to be reproduced aft ...

[Feature Request] Scaling Curves ( Weighted Tangents ) Support for Sequencer

UE - Anim - Sequencer - Apr 3, 2018

Some licensees requested the feature. ...

iOS/tvOS fails to build from source editor built with Xcode 9.3, macro expansion producing 'defined' has undefined behavior

UE - Platform - Mobile - Apr 2, 2018

Trying to launch on or package for TVOS or iOS from a source build of Mac or Windows will fail with errors:[2018.04.02-16.35.08:522][634]LogPlayLevel: In file included from /Volumes/Storage/GitHub ...

Server RPC with struct param containing class reference does not pass parameter

UE - Networking - Apr 2, 2018

Class ref is not passed to server within the struct in UE 4.19. Instead, the default value is passed to the server. LogNetPackageMap: Warning: SanityCheckExport: CacheObject == NULL. NetGUID: 1, Ob ...

Freezing when changing levels in VR preview

UE - Platform - XR - Apr 2, 2018

When changing levels in VR preview it appears to freeze for 30 seconds. This does not happen the first time VR preview is used during the editor session. However, after using VR preview once and cha ...

Moving RecastNavMesh in the level and then toggling Display settings causes the navmesh to move in the level

UE - AI - Apr 2, 2018

If the user moves the RecastNavMesh actor in the level, the navmesh will be offset each time they change a Display setting in the Details panel. ...

Retainer box does not appear to respect the clipping settings for its contents

UE - Editor - UI Systems - Apr 2, 2018

When placing a widget in a retainer box that has the clipping setting "Clip To Bounds - Without Intersecting" the retainer box ignores the clipping setting and clips the widget anyway. ...