Unreal Engine Issues

Physical Material Mask does not appear in the Material Instance Editor

Although MaterialInstanceConstant has a physical material mask and physical material mask map property, these properties does not appear in the Material Instance Editor's details panel. ...

Grouped actors are unable to modify properties when the actor is reselected

Mesh "Self shadow only" setting is not applied with VSM

UDN - Potential bug on FSequenceIndexer::GetSampleInfo

See [Link Removed] ...

Nanite mesh socketed to a Skeletal Mesh is not affected by the 'Owner No See' or 'Only Owner See'

Nanite mesh socketed to a Skeletal Mesh is not affected by the 'Owner No See' or 'Only Owner See'. Compared this against a regular Static Mesh. ...

[AI] PathFollowingComponent HasReachedInternal always returns false if agent's capsule height is 0 or nearly 0.

The result is that nothing states why the path returns blocked or pathfinding stops. There should be a log of at least a warning about the improper capsule setup. ...

There is odd Cursor Snapping in Ortho Views when objects are translated or rotated using gizmos

Creating spline points requires interaction with the translate gizmo, and as soon as the new point is created when in an orthographic view, the cursor snaps back to the starting gizmo position. Thi ...

Unable to override private Blueprint variables in child classes

In UE4, "Private" for Blueprint variables was misnamed: its behavior actually meant "Protected". In other words, it can't be read or written to by external objects, but it can be by derived types. A ...

Ensure hit in OutdatedKnownStaticMeshDetected for replicated StaticMeshComponent

When the client receives a bunch, it will first apply all the new values for replicated properties before calling any repnotify functions for those properties. This means that in between the StaticM ...

Queued AnimNotifies skipped on Server via CharacterMovement in Dedicated Server

Details in UDN [Link Removed] ...