Unreal Engine Issues

Black screen on mobile at start app when not using startup movie or preload screen

WorldSettings Blueprint crashes editor when saved/compiled

Making a Blueprint instance of the AWorldSettings class, then saving/compiling instance Tested in 4.20.3 (CL - 4369336), 4.21.2 (CL - 4753647), 4.22 (CL - 4958363) ...

[Input] Switching levels destroys auto-created Input Component which breaks emitUIInteraction

We auto-create a PixelStreamingInputComponent which handles the input coming from JavaScript's emitUIInteraction. This works in a UE4 app with a single level, but it seems that if you change levels ...

Crash in Debug Camera (patch provided in comment !)

Hello, A licensee has reported us a crash in DebugCameraController / DebugCameraHUD.  It is due to a missing check in ADebugCameraHUD::PostRender() of SelectedActor set in ADebugCameraController ...

Loading Visual Studio toast does not close

The Loading Visual Studio toast never closes after opening Visual Studio by double clicking on a C++ Class or Blueprint node. I do not see this issue when I select File > Open Visual Studio 2017. ...

Rare error when launching to IOS, System.NullReferenceException: Object reference not set to an instance of an object

When launching to IOS from Mac, a vague error failed the launch on: System.NullReferenceException: Object reference not set to an instance of an object This was only encountered once and no other m ...

Motion Controller meshes do not track with Motion Controller position within VRMode

This is a regression from release 4.21.2 Motion controller meshes are present in the level, they just aren't tracking alongside the motion controls. Motion controls still function as intended othe ...

iOS fails during build step with OSS Facebook plugin enabled due to spaces in filepath

When a user tries to package or launch onto an iOS device they will fail at the build step due to:[3/8] sh Unzipping: /Users/Shared/Epic Games/UE_4.22/Engine/Source/ThirdParty/Facebook/IOS/FacebookS ...

Send Console commands on tvOS

Data Asset Deserialization crash after upgrading 4.19.2 to 421.1

The User has provided an extensive log of their code base setup, and the process leading up to when the Assert occurs. "Our game mode & player state FSM are setup in a data driven manor using UDa ...