Exposure Metering Mode "Auto Exposure Basic" Disables Histogram Min/Max Control

Rendering - Oct 11, 2018

Auto Exposure Basic disables histogram min/max controls. Working as expected in 4.19 CL# 4033788 and 4.20 CL# 4369336 Found in 4.21 Preview 1 CL# 4435822 and 4.22 CL# 4448303 This is a regression ...

App fails to open on Android: Assertion failed referencing LaunchAndroid.cpp:415

Tools - Datasmith - Oct 11, 2018

AR App fails to open on Android: Assertion failed referencing LaunchAndroid.cpp:415 when Unreal Datasmith is installed.10-11 11:22:57.499: D/UE4(18917): LogAndroid: Error: Assertion failed: false [F ...

Thumbstick Values Resetting with Oculus Rift through SteamVR

XR - Oct 11, 2018

Thumbstick values reset once max value is reached. Tested with Rift WMR Plugin off - Works normally Oculus Plugin off (Running through Steam VR) - Only X values reset. Confirmed in Packaged proj ...

Editor Crashes when enabling Vertex Colors on an imported Skeletal Mesh with Morph Target Animations

Rendering - Oct 11, 2018

Licensee wants to be able to import skeletal meshes which have Vertex Colours (their entire game is Vertex Coloured) and Morph Target animation, but they're seeing a crash when toggling Vertex Color ...

The InsertFeaturePacksIntoINIFile() function creates an invalid entry in the DefaultGame.ini file

Core - Oct 10, 2018

The GameProjectUtils::InsertFeaturePacksIntoINIFile() function is not creating a valid entry in the DefaultGame.ini file. It is currently missing a double-quote at the end of the PackSource value fo ...

UMG Background Blur Not Working On Android

Platform - Mobile - Oct 9, 2018

UMG Background blur does not appear when packaged for android. It will work in PIE at the same preview level but not when packaged for the device. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 ...

Assign Event On Destroyed no longer creates Custom Event Node

Gameplay - Blueprint Editor - Oct 9, 2018

When creating a new Blueprint Class based on an Actor parent, If you navigate to the Actor's event graph, and right click on the editor blank space;  type "Assign on Destroyed"  and select  "Assign ...

TimeStretchCurve doesn't work in Animation Montage

Anim - Oct 9, 2018

Using a TimeStretchCurve in an Animation Montage doesn't cause it to slow down or speed up when keys are added to the curve.  Link to API: [Link Removed] This was reported and tested in 4.20.3 (CL ...

Lighting Only Affects Tilemaps From One Direction

Rendering - Oct 9, 2018

Lighting only affects tilemaps from one direction.  Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.22 CL# 4435744 ...

Unable to package project that includes a custom precompiled plugin

DevTools - Oct 9, 2018

Packaging a project that includes a precompiled plugin fails with an error that an object reference is not set to an instance of an object. This only happens in the Binary Engine. If the Engine is ...