Screenspace Denoiser creates artifacts for Ray Traced Shadows

UE - Graphics Features - Ray Tracing - Nov 13, 2023

Screen space denoiser creates two types of artifacts: artifacts around boundary for general lighting The artifact is there before 5.2 but since the ray traced shadow denoiser denoises on the sqr() s ...

iOS launch screen might briefly appear in Portrait before switching to Landscape

UE - Platform - Apple - Nov 13, 2023

Sometimes on the first launch of the game after install, the launch image will be a cropped portrait drawn in landscape orientation, on the left side of the screen, with the top and bottom getting c ...

Mass Agent Component implementation triggers Aggressive Default Reference Replacement ensure

UE - AI - Mass - Nov 13, 2023

Workaround: Construct the DefaultSubobject with ... = CreateDefaultSubobject<UMassAgentComponent>(TEXT("MASS"), true); The issue appears to be that the DefaultSubobject holds a pointer to the CDO ...

K2Node_FunctionEntry: Focusing "Name" property in Details panel changes function name to display format

UE - Gameplay - Blueprint Editor - Nov 13, 2023

Users can enter blueprint function names without spaces, for example PascalCase (MyFunctionName) or snake_case (my_function_name). The "My Blueprint" tab functionality for naming functions allow all ...

Placed level instance causes "!ActorInstanceGuid.IsValid()" assertion after changing WorldSettingsClass

UE - World Creation - Worldbuilding Tools - Level Instances - Nov 13, 2023

Resaving the level using ResavePackagesCommandlet is a workaround. ...

Datasmith doesn't import specific IFC files correctly

UE - Editor - Content Pipeline - Datasmith - Importer - Nov 9, 2023

ContentBundleContainer does not load new bundles in PIE after level transition

UE - World Creation - Worldbuilding Tools - Nov 9, 2023

I believe this issue stems from the ContentBundleContainer not populating the StreamingObjects of the UContentBundleDuplicateForPIEHelper. PIE in the same level as the bundles works as the editor h ...

Texture Sample DI does not work on Niagara Parameter Collections

UE - Niagara - Nov 8, 2023

Texture sample DIs no longer work when used with Niagara Parameter Collections. This seems to affect Volume Texture DIs based on customer reports, but I have not confirmed this.  ...

Curve Editor: Zoom/Pan in Normalized view constantly adjusting/changing

UE - Anim - Anim in Engine - Nov 6, 2023

Panning/Zooming in Normalized view is constantly shuffling your view around.. See Attached Video: [Link Removed] ...