Editor is missing the Quick Feedback Message Bubble

Tools - Jul 12, 2017

The quick feedback message bubble is missing from the editor. It is also missing in asset editors as well This is a regression from 4.16.2 ...

[CrashReport] Crash on Mac - UE4Editor-IOSTargetPlatform.dylib!FIOSDeviceHelper::DoDeviceConnect()

UE - Platform - Mobile - Jul 20, 2017

This is a common crash affecting Mac users on 4.16, it has occurred since at least 4.14. Users have not provided any descriptions. ...

Button for Swap Paint Color and Erase Color Disappeared.

Tools - Aug 2, 2017

In 4,15, we can use button for swap paint Color and erase color. But, in 4.16 and 4.17, it disappeared ...

Custom event parameter set to 0 by default

UE - Gameplay - Blueprint - Aug 14, 2017

Default parameters do not appear to be retained for custom events. This was tested in 4.17 and the issue does not occur in 4.16. Appears to be a regression ...

UStaticMeshComponent.PreviousLODLevel always returns 0

UE - Graphics Features - Aug 30, 2017

The UStaticMeshComponent.PreviousLODLevel variable always returns 0 no matter what the last LOD actually was. Regression?: No This also occurred in 4.16 ...

Renaming a Blueprint variable loses override in grandchild Blueprint

UE - Gameplay - Blueprint Compiler - Nov 26, 2019

Renaming a Blueprint variable loses override in grandchild Blueprint. Modifying and saving the BP_Child fixes the issue with BP_Grandchild losing overrides.  ...

Stationary directional light per-object shadows not working with origin rebasing

UE - Graphics Features - Dec 2, 2019

Not 100% clear if this is a bug or expected behaviour, but raising it as it needs looking it. Can't see it as fixed elsewhere. Confirmed broken in 4.24 too. ...

FFT corruption in bloom from sampling outside of viewport

UE - Graphics Features - May 27, 2021

Licensee has suggested a fix: "Switching to >= resolves the problem: in GPUFastFourierTransform2DCore.ush, `bool InWindow = ...` at lines 127, 144, 170, and 185." ...

Splitscreen View2 influences translucency in view 1

UE - Graphics Features - Sep 2, 2021

The videos + screenshots in the zip file show the issue on the modified gun sight. The licensee has provided a suggested fix here -[Link Removed] ...

Custom data update crash - invalid memory when removing an instance from a UHierarchicalInstancedStaticMeshComponent

UE - World Creation - Worldbuilding Tools - HLOD - May 3, 2022

This is a race condition, did not crash with -onethread. Attached the collected threaded callstacks, although they look misaligned. Licensee has provided a suggested fix. ...