Attempting to Duplicate an Asset Copied to a New Folder Spawns the Original Asset

UE - Gameplay - Blueprint - Mar 8, 2016

Copying an asset into a new folder, placing an instance of the copy into the level, and then attempting to duplicate that copy by using CTRL+W in the viewport creates another instance of the origina ...

"Override Game Mode" only works with "Use Separate Process" enabled

UE - Anim - Sequencer - Jul 13, 2016

Override Game Mode only works when Using Separate Process ...

Moving folder does not bring along maps

UE - Editor - Content Pipeline - Content Browser - Jan 30, 2015

Moving a folder in the content browser does not bring along any maps contained in the folder. FREQUENCY: 3/3 WORKAROUND: Manually move maps ...

MaterialInterface is not exported and therefore it's functions are not accessible

UE - Graphics Features - Jun 9, 2015

MaterialInterface which is a base class for other classes (such as UMaterialInstanceDynamic) is not being exported which causes compiler errors when a user attempts to access the functions of this c ...

Full screen mode when using a laptop with Optimus ignores the gama setting

UE - Graphics Features - Feb 15, 2016

When using full-screen mode on a optimus laptop the gama that is set for the system appears to be ignored and uses the default setting, even if it has been adjusted in Windows display calibration se ...

Access None with Event Hit to get Physical Material type

UE - Gameplay - Feb 13, 2015

When trying to get a hit result from physical material using a event hit node there will be a access none error caused in the log. This is the exact error presented: Error Accessed None 'CallFunc_B ...

Opening Floating Editor Window Locks Camera to Upward Position

Tools - Jan 19, 2016

Using the shortcut "Ctrl + E" to open the static mesh editor in it's own floating window results in the camera locking in the upward position in the Main Viewport (*not* the viewport of the Static M ...

After loading a SubLevel from the PersistentLevel of WorldComposition, the offset of WorldComposition is applied when loading the SubLevel alone

UE - World Creation - Worldbuilding Tools - World Composition - Aug 30, 2018

When loading a Sub Level from the Persistent Level of World Composition, the offset of WorldComposition is applied when loading the Sub Level by itself. The offset can be applied repeatedly when rel ...

Splash Screen disappears too quickly on Mobile resulting in a long black screen before game starts

UE - Platform - Mobile - Jan 7, 2019

A user has reported that the Splash screen for Mobile games does not last as long as it did in previous versions, resulting a longer black screen before the initial map loads. Regression?: Yes This ...

TVOS - Adding Game Center image assets causes build script error

UE - Platform - Mobile - Nov 25, 2019

"We are trying to add required Game Center assets to our Apple TV project. We are using the source code version of UE4. It seems that the editor UI does not support adding the Game Center leaderboar ...