Shouldn't be able to add wildcard rerouters

UE - Gameplay - Blueprint - Dec 5, 2014

Dragging off the result of the Ease function and selecting Add Reroute Node creates a wildcard reroute node that is not connected to the Ease output. The two nodes cannot be connected. ...

"DefaultToSelf" pin ignores parameter type

UE - Gameplay - Blueprint - Mar 5, 2015

A user reported an issue resulting in a crash with callstack pasted below. After a brief investigation I've found that user was able to successfully compile a blueprint where a function taking an ...

Adding a Local Variable to a blueprint Construction Script will cause a crash

UE - Gameplay - Blueprint - Dec 18, 2014

Adding a Local Variable to a blueprint Construction Script will cause a crash ...

Opening or Creating a Material with SubSurface Profile will Crash Editor with LPV enabled

UE - Graphics Features - Dec 22, 2014

After enabling Light Propagation Volumes with the console variable r.LightPropogationVolume=1, opening or creating a material with the subsurface profile model will crash the editor. Broken in 4.6. ...

Void Interface functions cannot be overridden in Blueprints

UE - Gameplay - Blueprint - Feb 10, 2015

A Blueprint Interface function that does not have an Output cannot be overridden in a Blueprint implementing that function. The function does not appear in the Interface section of the My Blueprint ...

Linker errors when deriving from ADecalActor in game

UE - Gameplay - May 6, 2015

Cannot derive from ADecalActor in your game modules as not all of the functions are exposed and you get linker errors. ...

World Composition origin shifting does not account for shifting the Dynamic Directional Light shadow casting

UE - World Creation - Worldbuilding Tools - World Composition - Aug 9, 2016

Directional light does not cast dynamic shadows after origin rebasing using world composition. There is an attached project that reproduces this. To see that the shadows load primarily where the l ...

Unable to import GrayScale Textures

UE - Editor - Content Pipeline - Import and Export - Nov 7, 2014

Reported by Twitter user, "Does #UE4 seriously not support importing greyscale textures anymore?" ...

Display 1.2 bouncing ball has a typo in the Math Hall of ContentExamples

Docs - Samples - Sep 19, 2016

Just a typo that needs to be fixed. ...

iOS will not package or launch on Win 10 machine

UE - Platform - Mobile - Sep 23, 2015

Launching or packaging for iOS does not work on our Windows 10 machine however we are able to package and launch onto iOS devices from Windows 7 machines. Using the File > Package > iOS option with ...