After calling Seamless Travel, actors in the level will not be in their original positions

UE - Networking - Dec 18, 2015

After calling Seamless Travel, actors in the level will not be in their original positions. The example provided by the licensee had a different result: the actors, despite having Start Awake disabl ...

Smart Links are Removed During Dynamic NavMesh Regeneration

UE - AI - Feb 24, 2016

Smart links disappear whenever the Nav Mesh regenerates while using Dynamic Runtime Generation. For example, if you have a dynamic object that is constantly moving and causing the Nav Mesh to rebuil ...

Event Dispatcher name changes do not propagate to related nodes until the editor is restarted

UE - Gameplay - Blueprint - Mar 17, 2015

Event Dispatcher name changes do not propagate to related nodes until the editor is restarted. This does not appear to affect functionality in 4.7.2. In Main, the nodes must be refreshed to restore ...

Networked Root Motion Sources can experience desynchronisation that is not present in animation root motion under forced adjustment

UE - Gameplay - Feb 13, 2024

In a networked environment with high packet loss (or high forced adjustment factor), motion applied using Root Motion Sources can desynchronise under conditions that animation root motion does not. ...

Setting Pressed Sound for Widget Style Doesn't Set the Value

UE - Editor - UI Systems - Nov 6, 2015

Attempting to set the Pressed Sound for Widget Style dynamically never actually sets the sound. When you click the button, you get no pressed sound. However, when setting the Pressed Sound through t ...

Compiling specific blueprints in user projects cause editor to freeze and become unresponsive

UE - Gameplay - Blueprint - Apr 28, 2016

Several users have reported that their projects cannot compile specific blueprints. In one a character blueprint and another a controller. In both instances, the editor becomes completely unresponsi ...

Fail to compile with Added AIController class

UE - Foundation - Core - Jan 14, 2015

User fails to compile code template after adding AIController code to project. Regression: Not a regression happens in 4.6.1 CL-2386410 Setting up Mono Building MyProjectEditor... Compiling game m ...

Cannot Increment a Blackboard Key Value

UE - Gameplay - Blueprint - Feb 4, 2016

Getting a blackboard value as int and then attempting to increment it does not actually increment the value. Upon attempting to increment a value that started at 0, the editor continued to print out ...

Fbx importer does not import animation exported with dense data property

Tools - May 4, 2017

The attached fbx was exported with dense data, i.e. there are 10 subframe keys set per frame vs the usual single key per frame. We do this to eliminate subframe "jitter" that occurs sometimes with ...

Crash due to D3D device being lost. (Error: 0x887A0006 - 'HUNG')

UE - Graphics Features - Feb 22, 2017

This JIRA has been made to consolidate all "D3D device being lost. (Error: 0x887A0006 - 'HUNG')" crashes into one. Previous Jira tickets include:[Link Removed][Link Removed][Link Removed][Link Remo ...