Engine Crashes On Scene Close When An Actor Is Spawned With Templated FActorSpawnParameters

Physics - Mar 5, 2020

When an actor is spawned with Spawn Parameters that are templated the engine crashes when closing a scene. This wasn't happening when there wasn't a physics constraint on the spawned blueprint. Thi ...

Deferred decal does not display when running GTAO.

Rendering - Features Teams - Mar 4, 2020

Deferred decal does not appear if GTAO is enabled. ...

Changing the channel name inside of the channel mask parameter node results in crash

Tools - Material Editor - Mar 4, 2020

Changing the name of a channel inside of the channel mask parameter node results in a crash. ...

Assets Jitter When Selected In Editor

Rendering - Mar 4, 2020

When you are selecting an asset in the editor it jitters a little bit until unselected. Found in 4.25.0 Preview 1 CL#11723679 Reproduced in 4.26.0 Main CL#11724764 ...

UDN - "Update Navigation Automatically" turned off, does not prevent auto rebuild of sublevels after going in PIE

Gameplay - AI - Mar 4, 2020

https://udn.unrealengine.com/questions/558782/view.html ...

Send "Enter Key" is not working with press and release key in Web Browser plugin

Tools - Mar 3, 2020

When trying to send the Enter Key to Web Browser using the Press and Release function, it does not work. This function works with any other key that you try to send. A repro project is attached tha ...

Raytraced reflections are aliased, but reflections of reflections are not

Rendering - Ray Tracing - Mar 3, 2020

Raytraced reflections contain aliasing, but the reflections of the aliased reflection do not. In the provided image, you will see plane C shows the reflection of the grid material with aliasing arti ...

UMG Animations Scale Retainer Boxes When Only Translating them

Tools - UMG - Feb 28, 2020

When translating a retainer box in an UMG animation the scale of the retainer box is also affected. Attached is a 4.23 example project. Found in 4.24.3 CL#11590370 Reproduced in 4.23.1 CL#9631420, ...

Widget With Spinbox Crashes When Destrcutor Is Called With Multithreaded Destruction Enabled

Core - UObject - Feb 28, 2020

When a widget with a spinbox is calls it's Destructor with "Multithreaded Destruction" enabled the engine crashes. I have tested in 4.23.1, 4.24.3, and 4.26 Main with "Multithreaded Destruction" dis ...

Netshowcorrections not showing corrections

Gameplay - Player Movement - Feb 27, 2020

Very few net corrections are displayed when using p.NetShowCorrections. Note: The attached image shows the results using the same settings in 4.22.3 Tested in: 4.22.3 CL#7053642, 4.23.1 CL#96314 ...