Adjusting properties of a Blueprint instance's components in the level does not update references to the properties in the BP's Construction Script

Gameplay - Components - Oct 6, 2015

Adjusting properties of a Blueprint instance's components in the level does not update references to the properties in the BP's Construction Script. Note: this would work in 4.8.3. Reproduced in 4. ...

Owner No See option does not correctly apply to widgets using screen space

Tools - UMG - Aug 17, 2017

When using the Owner No See option with Widgets, if the widget is set to display on the screen rather than the world, then the option does not affect the widget as intended. Other forms of changing ...

Photorealistic Character sample's hair has broken dithered opacity mask

Rendering - Aug 14, 2017

In the 4.17 release, there was blocky dithered opacity mask artifacts on low opacity pixels. ...

Crash when hot reloading after adding HISM Component class

Core - Hot Reload - May 15, 2017

After adding a class based on "Hierarchical Instanced Static Mesh Component", any attempt to hot reload, from Visual Studio or within the editor, causes the editor to crash. Regression: No - crash ...

Blueprinted class fails to instance private objects if the hosting subobject's class inherits an instanced variable

Gameplay - Blueprint - Feb 21, 2018

Blueprints that contain an instanced private object that is nested under an instanced subobject and the defaults of that blueprint are set up using EditInLineNew, any instances of the blueprint will ...

Memory Leak when Debugging Blueprint

Rendering - May 2, 2018

RAM usage continually increases when debugger is active https://answers.unrealengine.com/questions/784443/ue-4191-memory-leak-while-using-blueprint-debugger.html ...

Foliage does not appear in capture target when using "Always Persist Rendering State" when the foliage count is over 1.5k

Tools - Foliage - Jan 10, 2018

There is an issue occurring where Foliage does not appear in capture target when using "Always Persist Rendering State" when the foliage count is over 1.5k. The issue does not occur when the foliage ...

(Paper2D) Polygon Collision does not correctly rebuild when using rebuild collision node in packaged game

Gameplay - Paper2D - Nov 29, 2017

With tile maps, Polygon Collision does not correctly rebuild when using rebuild collision node in packaged game. This issue does not appear to be a regression. Versions Tested: Issue occurs on all ...

Event Possessed fires twice

Gameplay - Blueprint - Jul 31, 2017

Event Possessed fires twice even if unpossessed is not called ...

Instanced Properties create temporary references on child objects in Blueprints

Gameplay - Blueprint - Nov 29, 2017

When an object whose class has the EditInlineNew specifier is added to an instanced property, any children of the blueprint will have a reference to the same object that was created for the instance ...