I experience the same bug with gnome-shell 3.4.1-8. The issue is reported here in GNOME Buzilla:
https://bugzilla.gnome.org/show_bug.cgi?id=675468 -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
