The linked branch (lp:~robert-ancell/lightdm/dont-scan-all-users) should fix the problem. I'm tidying it up with tests and then will backport to 1.10.
The linked branch (lp:~robert-ancell/lightdm/dont-scan-all-users) should fix the problem. I'm tidying it up with tests and then will backport to 1.10.