Niagara particles are culled when opaque material blend mode added

UE - Niagara - May 6, 2019

Niagara particles are culled from far distances when materials with the Opaque Blend mode are applied to them. Tested in 4.21.2(CL - 4753647), 4.22.1 (CL - 6063286), 4.23 (CL - 6311794) ...

Crash when debugging project offscreen

UE - Graphics Features - May 30, 2019

Running a project with the RenderOffscreen flag in the DebugGame configuration applied causes the debugger to crash. Tested in 4.21.2 (CL - 4753647), 4.22.1 (CL - 6063286), 4.23 (CL - 6674923) ...

OnEditorCameraMoved delegate not firing in the Animation Viewport

UE - Anim - Runtime - Jun 19, 2019

Found in 4.22 CL#6574378 Reproduced in 4.21 CL#4753647, 4.24 Main CL#7062442 The OnEditorCameraMoved delegate does not fire in the Animation Viewport. The example project provided by the user is a ...

Crash on adding elements to a TMap property

Tools - Jul 25, 2019

Adding elements to a TMap<int32, int32> causes the editor to crash if the TMap has a default value associated with it. Tested in 4.22 (CL - 4753647), 4.23 (CL - 7445012), 4.24 (CL - 7605614) ...

Material Translator Uniform Folding Is Not Operating Properly

UE - Graphics Features - Sep 19, 2019

Uniform folding is not working with material parameter collections along with one additional unnecessary instruction generated.  Found in 4.22 CL# 7053642, 4.23 CL# 8386587, 4.24 CL# 8748719 ...

[Feature Request] FloatCurves Can't Be Exported As .csv or .json

UE - Editor - Content Pipeline - Import and Export - Feb 12, 2020

You can't export FloatCurves as .csv or .json. You can reimport as .csv or .json. Found in 4.24.2 CL#10758860 Reproduced in 4.23.1 CL#9631420, 4.25 Main CL#11318998 ...

Restart Player at Transform leaves the character unpossessed, failing to restart the player.

UE - Gameplay - Apr 12, 2022

Restart Player at Transform inside of GameModeBase leaves the character unpossessed when called. Repro Rate: 4/4 Tested in //UE4/Release-4.27 @ CL#18319896 and the player character successfully re ...

Editor freezes on selection of Blueprint Components

UE - DEET - EditorPerformance - Apr 29, 2022

Editor freezes and stops responding on selection of Blueprint Components; Requiring the editor to be forced closed. Repro Rate: 4/4 Tested this in //UE4/Release-4.27 @ CL#18319896 and the issue di ...

Splash Screen disappears too quickly on Mobile resulting in a long black screen before game starts

UE - Platform - Mobile - Jan 7, 2019

A user has reported that the Splash screen for Mobile games does not last as long as it did in previous versions, resulting a longer black screen before the initial map loads. Regression?: Yes This ...

First Person Example Project Crash when character movement component is cast in viewport.

Tools - Jul 23, 2019

Crash is caused by incorrect cast to display ActorComponent in viewport (gizmo used to move it should not be present) ...