Unconverted BP function library does not assign output parameters after function call in a nativized build.

UE - Gameplay - Blueprint - May 31, 2018

Stub functions generated for unconverted assets as dependencies of nativized assets do not properly handle output parameters (the result is not assigned after the ProcessEvent() call). Suggested fi ...

Crash(Assert) CurrentGWorld != PlayWorld || bIsSimulatingInEditor

UE - Gameplay - Feb 25, 2019

Crash when attempting to return to Main Menu when playing Shootergame in a New Editor Window. Unable to upgrade+test Shootergame in 4.22+ due to deprecation of Possess() and other compile errors. ...

3DS Max 2019 asset has incorrect object position and rotation when imported in Datasmith

UE - Editor - Content Pipeline - Datasmith - Exporters - May 20, 2019

When this asset is imported into 4.22.1(4.22E0) it has incorrect object position and rotation. In 4.21.2 (4.21E3) the asset has the correct object position and rotation. ...

Image Distortion when Rendering an Image Using Sequencer in DX12

UE - Graphics Features - May 25, 2019

Images are distorted when Rendering out a single image from a level sequence in DX12. Found in 4.21 CL# 4753647, 4.22 CL# 6574378, 4.23 CL# 6599617 ...

Deferred Decals Fade In With No Fade Duration Set

UE - Graphics Features - Aug 9, 2019

Decals fading in with Fade Duration set to zero. Found in 4.21 CL# 4753647, 4.22 CL# 7053642, 4.23 Preview 5 CL# 7838574 ...

Generate Lightmap UVs Fails Very Frequently on FBX Imported Meshes

UE - Editor - Content Pipeline - Import and Export - Sep 24, 2019

Generate Lightmap UVs fails very frequently on FBX imported meshes.  Found in 4.22 CL# 7053642, 4.23 CL# 8386587, 4.24 CL# 8971176 ...

Camera modifier blueprint used in another blueprint crashes editor (Assert failed in edit condition code in details panel)

Tools - Oct 14, 2019

Changing the default values inside of a camera modifier blueprint when referencing it in another blueprint results in a crash. Tested in 4.21, 4.22, 4.23 and 4.24 ...

Reset seed on emitter looping not working properly

UE - Niagara - Dec 31, 2019

The "Reset Seed on Emitter Looping" has no effect when enabled.   Tested in: 4.22.3 CL#7053642 , 4.23.1 CL#9631420 , 4.25 CL#10868506 ...

MRQ Remote Render Audio is 30 seconds later than expected.

UE - Virtual Production - Tools - MRQ - Feb 29, 2024

CL 17315409 Introduced a fix that relied on processing audio samples before a render. For remote renders this extra 30 seconds of audio processing seems to have made its way into the final results. ...

[WinDualShock] DualSense controller haptics with sound does not work in cooked builds

UE - Gameplay - Input - Oct 2, 2024

The user has a proposed fix which they said works: Heya, so just to be clear your solution was to change the WinDualShock.uplugin file where the "WinDualShock" module is defined, and make it "Runtim ...