Setting a value Material Parameter Collection to Material will cause crash

UE - Graphics Features - May 2, 2016

Adding a Material Parameter collection to a material, setting its value, then saving the material will cause a crash. This was only able to be reproduced on Mac and did not affect the Windows versio ...

Adding special characters into the BundleDisplayName or BundleName causes packaging error

UE - Platform - Mobile - Mar 3, 2016

Packaging a project for iOS that has & in the Bundle Name causes an error to occur during packaging. IPP ERROR: Application exception: System.Xml.XmlException: An error occurred while parsing Entit ...

Undo Delete Subcomponent/Child Actor of Blueprint while Playing Causes Crash

UE - Gameplay - Blueprint - Mar 12, 2015

The title pretty much explains it all. When creating a blueprint and using a subcomponent or child within that blueprint, deleting the child actor, and then undoing while in play, causes crash. ...

Multiple cleanup and initialize calls for behavior tree memory

UE - AI - May 11, 2016

Bug in FBehaviorTreeInstance processing reported on UDN. ...

Segment look up on anim tracks checks against the wrong value

OLD - Anim - May 13, 2016

UDN user reported issue. We test the anim start time instead of the segment start time when looking up segments. This means that if the user changes the anim start time from the default of 0 it brea ...

Static/Movable Tooltip shows odd symbols

Tools - Dec 17, 2015

The tooltip for Static/Movable/Stationary lighting in the details pane of the main viewport show odd symbols before additional information points. See attached image. ...

Dialogue Wave VO Direction is not Localized

UE - Editor - UI Systems - Localization - Mar 24, 2016

This should be an optional string to be translated. ...

Saving map with landscape creates texture asset in content browser

UE - LD & Modeling - Terrain - Landscape - Feb 12, 2016

Saving map with landscape creates texture asset in content browser. ...

Changing the case of any node with a String input will not be saved

UE - Gameplay - Blueprint - Apr 20, 2016

Changing the case of any node with a String input will not be saved User Description: Changing case of any string input in BP not accepted But the problem is still happened on any string input of ...

GameMode::AddInactivePlayer memory leak

UE - Gameplay - Oct 28, 2015

AddInactivePlayer does a couple .RemoveAt() calls, should probably destroy the actors when that happens as well. ...