SetIsRequestingUnloadAndRemoval causes OnLevelUnloaded callback not to fire

UE - World Creation - Worldbuilding Tools - Dec 16, 2021

When unloading a level via ULevelStreamingDynamic, if you register a callback for OnLevelUnloaded and then unload the level with SetIsRequestingUnloadAndRemoval, the level appears to be removed from ...

Volumetric Clouds appear in front of foreground objects in the Right Eye of VR Headsets

UE - Platform - XR - Dec 15, 2021

It seems that volumetric clouds in the background appear in front of objects in the foreground in the right eye of a VR headset. I also tested in //UE4/Release-4.26 @ CL 15973114 and the results wer ...

1 frame flickering when creating UMG using Textblock, ScaleBox and Overlay

UE - Editor - UI Systems - Slate - Dec 15, 2021

As a report of a similar issue, changing the text to right-aligned causes a similar issue. This issue seems to have been occur by a change in CL7540157. It also seems to be improved by adding the p ...

iOS launch screen storyboard is never released

UE - Platform - Mobile - Dec 15, 2021

TextBlock kerning does not match the screen resolution scale.

UE - Editor - UI Systems - Slate - Dec 15, 2021

The kerning of the TextBlock does not seem to follow the dpi scale of the screen resolution.When the Image (which captures the display of the TextBlock) and the TextBlock are displayed, they match a ...

LandscapeVisibilityMask with an RVT Landscape seems to produce a black spot instead of a hole if Dbuffer Decals are turned off

UE - Graphics Features - Dec 14, 2021

This issue does not occur if Dbuffer Decals are activated for the project. ...

[AI] EQS incorrectly sorts when auto-sort in single-item mode when there is only one filtering and one scoring test.

UE - AI - EQS - Dec 14, 2021

EQS places a cheap filter as the last step of a query when using auto-sort for single item results if there is only one filter. Found via [Link Removed] which is quoted below:Environmental Query sys ...

Stencil that has been marked with ResponsiveAA is cleared by DistortionPass

UE - Graphics Features - Dec 14, 2021

From UDN: When an object with ResponsiveAA enabled is in the screen and then an object with Distortion enabled comes into the screen, ResponsiveAA does not work. ​ I guess this is because the Ste ...

Starter content won't appear if created new C++ project with the same name as a deleted C++ project

UE - Editor - Workflow Systems - Dec 14, 2021

Created a C++ project with starter content and then deleting the project and making another C++ project with starter content with the project name the same as the previous project causes starter con ...

Warning Failed to find object 'Class None.NewBlueprint' appears on any selection ChildActor Component in BlueprintEditor

UE - Gameplay - Blueprint Editor - Dec 14, 2021

Summary: The following warning appears on each selection of any ChildActorComponent inside Blueprint Editor:LogUObjectGlobals: Warning: Failed to find object 'Class None.NewBlueprint1' (where NewBl ...