When the default values of Instanced variables are changed in Blueprint, the variables of actors on the level don't follow the default values

UE - Framework - Blueprint Runtime - Sep 20, 2022

When the default value of an Instanced variable defined in C++ is changed, it is not reflected in the default value of an Actor placed on a Level. In the reproduction procedure, when the default v ...

Multiple water body blend modes produce unexpected results

UE - Graphics Tools - Terrain - Water - Sep 16, 2022

LandscapeExportWeightmapToRenderTarget not implemented

UE - Graphics Tools - Terrain - Landscape - Sep 6, 2022

LandscapeExportWeightmapToRenderTarget is not implemented:bool ALandscapeProxy::LandscapeExportWeightmapToRenderTarget(UTextureRenderTarget2D* InRenderTarget, FName InLayerName) { returnfalse; } ...

Diff against Workspace/Diff against Previous version doesn't work with OFPA actors

UE - Framework - Aug 30, 2022

UDN reporting this: [Link Removed] ...

Breaking level instances does not adequately fix up actor references

UE - World Creation - Worldbuilding Tools - Level Instances - Aug 29, 2022

Details in link. ...

Crash when dragging and dropping sub-level Actors into HLOD Outliner

UE - World Creation - Worldbuilding Tools - HLOD - Aug 25, 2022

In 4.27.2 a new cluster is created without any problem. ...

FBX animations generated under fractional framerates fail to import

UE - Anim - Runtime - Aug 24, 2022

We now have the following error that is generated in FFbxImporter::ValidateAnimStackif (!FMath::IsNearlyZero(SubFrame, KINDA_SMALL_NUMBER) && !FMath::IsNearlyEqual(SubFrame, 1.0f, KINDA_SMALL_NUMBER ...

Multiplying CompleCollision by inverse scale does not create a collision

UE - Framework - Components - Aug 2, 2022

If multiplying a mesh with ComplexCollision by inverse scale, the geometry may not be created on the mesh. This may depend on the assets of the mesh. In the sample example, the navmesh is not create ...

Struct Properties marked EditAnywhere and BlueprintReadOnly are exposed in Widget Blueprints

UE - Framework - Blueprint - Jul 21, 2022

Struct properties marked up with the EditAnywhere and BlueprintReadOnly specifiers are exposed in Widget Blueprints by MakeStruct nodes and split pins on Setter nodes. CanBeExposed in K2Node_MakeStr ...

Undoing Level visibility change causes levels moves to wrong world origin offset

UE - World Creation - Worldbuilding Tools - Jul 21, 2022