Unreal Engine Issues

Smart Links are Removed During Dynamic NavMesh Regeneration

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 ...

Put Rigid Body to Sleep does not work when used in the construction script

Put Rigid body to sleep does not appear to work within the construction script ...

TRACKS: Modifying an animated actor with no keys doesn't update the defaults.

When modifying the transform or properties of an animated object with no keys, the default values for the animation tracks should be updated. ...

Editor discarding valid navmesh with world composition

Enum Variable Cannot Accept Code-Based Enums

Trying to create a variable that accepts multiple types of enums, and code-based enums are not showing up in the list. Creating a variable that stores a UEnum class does not display enums created i ...

Using shortcut to find actor reference in level blueprint opens additional eventgraph windows in level blueprint editor

Using shortcut to find actor reference in level blueprint opens additional Eventgraph windows in level blueprint editor despite the event graph containing the reference being open already. ...

Is hovered for a scroll box does not switch back to false when no longer hovering

If the user uses the is hovered node with a scroll box, the node will return true no matter what once the scroll box has been hovered once. ...

Setting Standalone Window Sizes within Editor Preferences not working as Expected

While testing the 'Shot' command for a user on the AnswerHub, I discovered the reason for the incorrect resolutions of his screenshots, was due to the fact the 'Standalone' window resolution set wit ...

Particle CPU cost highly increase at second "show" of a streaming level.

It seems that Particle CPU cost highly increase at second "show" of a streaming level. The Licensee's team sent a sample to reproduce this problem. So I put the project and wrote how to reproduce on ...

When Building Light for a SubLevel of a project, BSPs will be built into the level regardless if hidden or not

BSPs will be built with light/shadow extrapolated even if they are placed in a hidden sub_level of the project at the time of building. Also Tested in 4.10.4, 4.11 Preview 6 and Dev-Editor-CL-28772 ...