"Rendering Settings->Do Not Clear Scene" causes visual artifacts in editor panels

UE - Graphics Features - Dec 4, 2014

Setting Project Settings->Rendering->Optimization->Clear Scene to "Do not clear" prevents the scene from clearing even in editor window viewports, such as the Components tab of Blueprints and the Pr ...

Dev Folder is referencing/being referenced by UE4_Mannequin

Docs - Samples - May 6, 2015

Basically UE4_Mannequin is causing a dev folder to show up if you add the template as a content pack. It's a few materials that are being kept there. ...

Erractic Light Component Behavior in Blueprints

UE - Gameplay - Blueprint - May 11, 2015

You cannot PIE if you attempt to adjust the Intensity of a Light via the slider in a BP that is placed in the Level already. In addition the color slider does not stay open when editing values for ...

Alt+Enter after using the "Stereo on" Command will lock the computer

UE - Platform - XR - Dec 2, 2014

With an Oculus Rift connected, if Alt+Enter is pressed after using the console command "Stereo on" in a standalone game the computer / VR headset will freeze. ...

Ensure triggered upon improper math expression

UE - Gameplay - Blueprint - Aug 4, 2016

An ensure is triggered upon entering an improper math expression. ...

On a Linux project, starter content does not appear in content browser until project is reopened

UE - Platform - Linux - Mar 12, 2015

When creating a new project with starter content on Linux, the only asset that appears in the content browser is Floor_400x400. Closing/reopening the project will cause the rest of starter content ...

Temperature slider seems to be inverted

UE - Graphics Features - May 6, 2015

The slider for the temperature gauge on lighting seems to be inverted. The cooler the temperature is, the redder the shade. The hotter the temperature gets, the cooler it looks (blue). ...

Creating Destructible with PhysXLabs and Fracture Tool in UE4 yield different results and same settings

UE - Simulation - Physics - Destruction - Feb 25, 2015

When creating fracturing a mesh in PhysXLabs vs UE4 fracture tool with both using Voronoi fracture and set to 25 chunks will give different results. The mesh (Attached below along with reference i ...

Combo box does not function in packaged build

UE - Editor - UI Systems - May 10, 2017

The ComboBox (string) element for UMG is not correctly displaying, The array options do not appear and can not be selected, for the packaged build, while PIE behaves as expected. Regression: This ...