Comment # 9 on bug 1202373 from Jonathan Kang

(In reply to Andreas Schneider from comment #8)
> `loginctl show-sessions`
> No sessions.
> 
> 
> That's probably the reason. How do I find out why a user doesn't have a
> session?

Check "sudo journalctl -b" to see if there is something suspicious. Please
attach the output here as well.