Child Actors are not replicated to clients when the parent blueprint is nativized

Child actors do not replicate properly to clients when their parent blueprint is nativized.

Regression?: Yes
This did not occur in 4.20.3

See also [Link Removed]

1. Download the attached project
2. Package the project for Win 64
3. Open two instances of the packaged game
4. In the first instance type the following console command

    open ?listen 

5. In the second instance type the following console command

    open 127.0.0.1 

   Result: In the client (second instance) the child actor attached to the player is not visible due to not being properly replicated. It is visible to the host.
   Expected: The child actors are visible to both the host and client.