Compile error when Blueprint Interface returns a map type variable

Gameplay - Blueprint - Feb 26, 2019

A Blueprint Interface function that returns a map type variable will fail compiling with various errors when called in another Blueprint. If the same function is setup in the Actor Blueprint instead ...

ResavePackages commandlet breaks sublevel translation

Gameplay - Feb 26, 2019

Rebuilding lighting with commandlet will move hidden sublevels Confirmed in 4.23 MAIN @ CL 5194133 ...

List view reorders itself as it is scrolled through.

Tools - UMG - Feb 26, 2019

The widgets in a list view widget will appear to reorder themselves as they are scrolled through. ...

Crash(Assert) CurrentGWorld != PlayWorld || bIsSimulatingInEditor

Gameplay - Feb 25, 2019

Crash when attempting to return to Main Menu when playing Shootergame in a New Editor Window. Unable to upgrade+test Shootergame in 4.22+ due to deprecation of Possess() and other compile errors. ...

Billboard "Is Screen Sized Scaled" Only works with negative screen size

Rendering - Feb 19, 2019

Billboard components do not retain 'screen size' size when viewed from a long distance. When negatively scaled (ex: -0.005) they will still be visible from long distances. ...

ShowOnlyInnerProperties does not work on a struct property in a class nested within another class as an instance

Gameplay - Blueprint - Feb 19, 2019

When the ShowOnlyInnerProperties property specifier is used for a struct property, the properties contained within the struct are exposed to the Blueprints Details panel as if they were part of the ...

Confusing build error message provided when semi-colon is not added after a forward declaration in an Interface header file

Core - UnrealHeaderTool - Feb 15, 2019

If a forward declaration of a class is made in the header file for an Interface class, and no semi-colon is included at the end of the forward declaration line, the build will fail with a confusing ...

Input Axis Mapped to 'Pinch' no longer sends Axis Value

Platform - Mobile - Feb 15, 2019

Axis Event mapped to pinch no longer returns values. Working in 4.19 Confirmed on Android + iOS  Confirmed in MAIN 4.23 @ CL 4961509 ...

Malformed command sent to UAT if BuildCookRun command ends with a trailing slash ("\")

DevTools - Feb 14, 2019

Including a trailing slash ("\") at the end of a BuildCookRun command sent to UAT results in UAT receiving a malformed command. If the command ends with a slash, the resulting command that UAT recei ...

Daydream "Quit Game" node returns to homescreen of device instead of Daydream VR home

Virtual Reality - Feb 14, 2019

Google App store rejects UE4 apps with the response: "App switches to a 2-dimensional view unexpectedly When in VR, your app should never display any 2D images. For more information and examples, p ...