This bug was fixed in the package gnome-shell - 3.6.0-0ubuntu3
--------------- gnome-shell (3.6.0-0ubuntu3) quantal-proposed; urgency=low
* debian/patches/ubuntu-lightdm-user-switching.patch - Fix user switching when running lightdm. LP: #1064269 -- Tim Lunn <email address hidden> Tue, 09 Oct 2012 20:42:33 +1100
This bug was fixed in the package gnome-shell - 3.6.0-0ubuntu3
---------------
gnome-shell (3.6.0-0ubuntu3) quantal-proposed; urgency=low
* debian/ patches/ ubuntu- lightdm- user-switching. patch
- Fix user switching when running lightdm. LP: #1064269
-- Tim Lunn <email address hidden> Tue, 09 Oct 2012 20:42:33 +1100