Unreal Engine Issues

Importing through Python fails

Version 4.21:The script result in popping the Alembic Import windows instead of a silent importThe provided options are ignored by the importer.  Version 4.22: Results in the provided callstack wi ...

Sequencer animations using Skeletal Mesh Pose don't play properly if following another sequence with an animation using Keep State

The bug affects skeletal mesh animations when played in sequencer with AnimBP after another animation which was set to Keep State. This is a follow-up to [Link Removed]. Two animations now play cor ...

Using -90 for New Relative Rotation on the Y axis causes sporadic behavior

Setting up New Relative Rotation with some Static Mesh Actors in the Level Blueprint will have strange results if -90 is used in the Y Relative Rotation. Changing off of -90 will result in normal be ...

Moving widgets sends them to the bottom of the widget hierarchy in the designer tab

Billboard "Is Screen Sized Scaled" Only works with negative screen size

Billboard components do not retain 'screen size' size when viewed from a long distance. When negatively scaled (ex: -0.005) they will still be visible from long distances. ...

Static Mesh LOD Generation Produces Bad Shading and Holes in Mesh

Auto generated LODs create a mesh with holes and geometry that creates incorrect shading. Working as expected in 4.21 CL# 4753647 Found in 4.22 Preview 2 CL# 5035897 and 4.23 CL# 5064136 This is ...

Reimport skeletalmesh do not keep the AssetUserData

ShowOnlyInnerProperties does not work on a struct property in a class nested within another class as an instance

When the ShowOnlyInnerProperties property specifier is used for a struct property, the properties contained within the struct are exposed to the Blueprints Details panel as if they were part of the ...

FPhysicsInterface_PhysX::Sweep_Geom calculates incorrect shape transform

FPhysicsInterface_PhysX::Sweep_Geom incorrectly calculates the shapes' world transforms, while an alternate approach in FPhysicsInterface_PhysX::LineTrace_Geom works correctly. ...

Initializing custom Component on Actor in constructor causes odd hierarchy and details panel issues

When testing with a simple setup, as follows: MySceneComponent has a UProperty(VisibleAnywhere, BlueprintReadOnly) of a USphereComponent pointer, initiated in the Constructor AMyActor has a UProper ...