Unreal Engine Issues

Shadows remain visible for Procedural Foliage Instances that are culled out

Watching GIF displayed in test case, the shadows disappear with the meshes. ...

Pressing "X" to clear text field results in closing window instead.

In the event graph of a newly created Blueprint, in the "All Actions for this Blueprint" window brought up by right clicking the grid, the window will close by pressing "X" in the text field, instea ...

Morph Targets flicker Randomly in Slave Mesh

When a mesh is slave to a master mesh, its morph targets will flicker when Played in Editor. This does not occure with the same assets in 4.8. This has been reported by at least two different use ...

MapCheck warnings when opening a map using landscape override material

Control Rig: crashes when compiling after rearranging input pins in an array in Example Rig Unit

The crash doesn't occur every time, but it will happen within 3 swap and compiles in my experience. I got multiple different callstacks when I cause the crash using the reproduction steps (they are ...

Anim Slots are always placed in the Default Group

After generating a new Slot node in the AnimGraph of the AnimBlueprint, creating a new Slot Group and subsequent Slot for that group results in the new slot being assigned to the Default group after ...

Niagara mesh renderers with a volumetric material trigger a handled ensure and are invisible in the scene

Volumetric materials on a Niagara mesh renderer will not appear in the scene and cause a handled ensure.  ...

Global SkyAtmosphere and Clouds Issues (Ambient Light)

Ambient Light on Volumetric Clouds from Sky Atmosphere always is calculated as if the clouds are at the north pole of the planet. Using a sphere-shaped Sky Atmosphere and Volumetric Clouds causes t ...

Physics not reacting correctly with physical material if velocity is not high enough

There are issues with the way Physics is being handled with physical materials. Having a physical material setup with a restitution of 1 and a high max depenetration value will result in no bounce. ...

The number of elements in an array remain the same as the default when duplicating an actor

If a user removes elements from an array in an instance of that blueprint in the level and then duplicates the actor (in the level ) containing the array, then the resulting actor will have the orig ...