MFI Gamepad support on Mac

UE - Platform - Apple - Jan 27, 2020

We are supporting a few controller on Mac (they can be seen in HIDInputInterface.cpp) but since Catalina it is possible to use the same GameController API as in iOS. This is an important feature fo ...

Crash adding input pose node to animation State

OLD - Anim - May 26, 2020

Crash occurs when the user adds an Input Pose node to a State graph in an Animation Blueprint. ...

Setting a Niagara Bool parameter during runtime causes ensure and the parameter to not be read properly

UE - Niagara - Jun 22, 2020

Setting a Niagara Bool parameter during runtime causes ensure ...

Sun Position Calculator (CompassMesh) causes warning in packaged game due to being set to editor only

UE - Content - Engine - Mar 20, 2019

When packaging a project that is using the Sun Position Calculator plugin the logs will be spammed with warnings (Warning: Accessed None trying to read property CompassMesh). This could be worked ar ...

Landscape No Longer Renders when Setting Max Desired Draw Distance Above 0

UE - World Creation - Worldbuilding Tools - World Composition - Jul 1, 2019

Landscapes no longer renders when setting max desired draw distance above 0. Found in 4.21 CL# 4753647, 4.22 CL# 7053647, 4.23 CL# 7208101. 4.24 CL# 7210422 ...

Crash enabling Landscape Layers in editor with -Vulkan

UE - Rendering Architecture - RHI - Jul 19, 2019

The following fatal error occurs:[2019.07.19-19.41.13:425][975]LogWindows: Error: Fatal error: [File:E:/Workspaces/Main/Engine/Source/Runtime/RenderCore/Private/RenderingThread.cpp] [Line: 836] [2 ...

Volumetric Lightmaps Persist When Opening Different Level

UE - Graphics Features - Lumen - Feb 24, 2020

When moving between levels with built lighting volumetric light maps persists between levels. Workaround: Load the same level twice. Found in 4.24.2 CL#11100242 Reproduced in 4.26 Main CL#11574810 ...

Landscape Grass disappears after sculpting a landscape with "Enable Edit Layers" on

UE - LD & Modeling - Terrain - Landscape - Apr 6, 2020

The grass won't spawn after proper material being applied on the landscape. Even after being forced to be spawned (by reloading the level, for example) the grass will disappear again every time the ...

DeterminesOutputType metadata does not work for soft reference types (TAssetPtr / TAssetSubclassOf)

UE - Gameplay - Blueprint Compiler - Aug 2, 2017

It looks like FDynamicOutputHelper::IsTypePickerPin and FDynamicOutputHelper::GetTypePickerPin need to be updated to support soft references. ...

Device Token can not be Acquired When Remote Notification on iOS

UE - Platform - Mobile - Dec 3, 2018

I received a report that there is a situation in UE 4.21 that it is not possible to acquire push notification device token on iOS And they seem to have solved the problem by fixing the following pa ...