Replace references doesn't prompt to save dirtied assets that hold a soft reference to the deleted asset

Gameplay - Dec 21, 2017

When deleting an asset any other asset that holds a soft reference to the deleted item will appear in the reference list. For a soft reference when choosing to replace the references with another as ...

Stereo layer graphical error after scaling the stereo layer

Virtual Reality - Dec 20, 2017

Stereo layer appears offset and scaled incorrectly when scaling a stereo layer.  ...

Cable Component wildly swings around when the World Origin is shifted

Anim - Dec 18, 2017

Cable Component wildly swings around when the World Origin is shifted. Standard physics object are not effected. ...

Sound Wave Actions Menu Closes Automatically When Changed to Columns View

Tools - Dec 15, 2017

After changing the view to columns (by going through Right click < Create Dialogue < View Options < Columns) the Sound Wave Action menu will close out automatically before any options can be selecte ...

Compile warning/error in the FUpdateCollisionResponseHelper destructor

Physics - Dec 15, 2017

It has been reported that when building with Visual Studio 2017 version 15.5.1, a warning/compile error is shown in BodyInstanceCustomization.cpp: warning C4287: '<': unsigned/negative constant mism ...

Nvidia In-Game Overlay causing FPS Issues

Rendering - Dec 14, 2017

When the Nvidia In-game overlay is enabled it appears to cause performance issues with the editor. If the editor is open before the overlay is enabled it does not seem to cause any issues. I stumble ...

Crash Occurs When Actors are Attached Across Persistent and Sublevels When Levels are Saved

Sequencer - Dec 12, 2017

Can attach actors to each other through the use of sequencer even though actors are in different levels which leads to crashing when saving and changing levels F3DAttachTrackEditor::IsActorPickabl ...

DirectX Tesselation Crash

Rendering - Dec 12, 2017

Per UDN Licensee: I have 2 crash repro when enabling DirectX12, both linked to tesselation and still present in 4.18 stock engine and easy to reproduce. Crash 1 -Start editor with DirectX12 -Cre ...

Landscape Change Component Size Tool removes foliage from landscape

Tools - Foliage - Dec 12, 2017

Foliage painted onto a landscape will disappear when Sections per Component is changed from 1x1 to 2x2. Affects 4.17.2 CL 3658906, 4.18.2 CL 3794801, 4.19 Main Possible Workaround is to set the Re ...

Sequencer spawned blueprint functions/variables not firing with correct values on begin play

Sequencer - Dec 11, 2017

Created in relation to https://udn.unrealengine.com/questions/405764/is-it-possible-to-set-sequencer-spawnables-propert.html Issue relates to behavior of the Event BeginPlay and the propagation of ...