My network projects that worked fine in 5.3.0b4 and previous don’t sync movement from client to server in 5.3.0b5 or 5.3.0b6 when Local Player Authoritative is set true (though server → client is fine). On investigation, I found that the server shows hasAuthority==true for all player objects, which I’d guess is the reason.
Server’s player object:
Server copy of a remote client’s player object:
I’ve created a basic repro project (WASD to move): TestProject.zip