For completeness, this happens with the version in unstable and with the one in experimental.
Purging libappindicator3-1 solves the problem, but note that is a package which xul-ext-firetray recommends. -- To UNSUBSCRIBE, email to debian-bugs-rc-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org