It's a well known bug, see [1] You need to remove pluginreg.dat in your profile dir. Cheers,
Luca [1] https://www.mozdev.org/bugs/show_bug.cgi?id=16379 -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
