Created incorrectly Default Track when Emitter's toggle track set to default track in Level sequencer settings

UE - Anim - Sequencer - Jul 23, 2018

Licensee seems to add a Toggle track by default when adding ParticleSystem to the sequencer.Correct toggle track image.[Link Removed] ...

Cannot debug projects in the Editor if it uses a unique target build environment

UE - Foundation - Cpp Tools - Jul 20, 2018

It is not possible to debug a project in the Editor if the project's Editor target uses a unique target build environment. When attempting to debug, Visual Studio looks for UE4Editor.exe, when it sh ...

BuildGraph cannot create installed build for Windows

UE - Foundation - Horde - BuildGraph - Jul 20, 2018

Attempting to create an installed build of the Engine for Windows using BuildGraph currently fails when the process attempts to copy some Linux files to the installed build. This appears to be due t ...

In Texture paint mode falloff is not respected when dragging to paint

Tools - Jul 20, 2018

Multiple mouse samples per frame are causing this to happen. code needs to be moved to tick ...

[CrashReport] UE4Editor_MediaAssets!UMediaPlayer::GetPlaylistRef() [mediaplayer.h:890]

Media Framework - Jul 19, 2018

Comment from user:double clicked on a media player asset that I just cloned 880 /** 881 * Get the current play list. 882 * 883 * @return The play list. 88 ...

SwarmCoordinator.exe is missing from binary build

UE - Foundation - Cpp Tools - Jul 19, 2018

Subtractive Geometry Brushes All Show a + In The World Outliner

Tools - Jul 19, 2018

Subtractive Geometry Brushes All Show a + In The World Outliner. Works as expected in 4.19 CL# 4033788 Found in 4.20 CL# 4213847 and 4.21 CL# 4221482 This is a regression.  ...

Arrays on multicast events called from the server are not passed to clients

UE - Networking - Jul 19, 2018

Arrays that are passed into a Multicast Event as an input are not available on clients who call the function Regression?: Yes This did not occur in 4.19.2 ...

Renaming native struct with redirect can break user defined structs

UE - Gameplay - Blueprint - Jul 18, 2018

From https://udn.unrealengine.com/questions/444690/redirecting-ustruct-used-as-member-of-userdefineds.html In 4.20 it was changed so soft object ptrs pointing to classes work correclty with +ClassR ...

Possible data loss/corruption when loading levels in editor

UE - Gameplay - Jul 18, 2018

Reported behavior: Given Level_A which contains object_X, where object_X references Level_BDeleting object_X causes AssetRenameManger to check if we need to patch up other levelsLevel_B is load ...