Please, try to run firefox using a clean profile in order to see if the problem comes from one of your extension: firefox -safe-mode
It your problem still occurs, try to obtain a backtrace by following the instructions on https://wiki.ubuntu.com/MozillaTeam/Bugs and http://live.gnome.org/GettingTraces/Details. Set to incomplete until we have more a backtrace or more info. ** Changed in: firefox-3.0 (Ubuntu) Status: New => Incomplete -- firefox crashed with SIGILL https://bugs.launchpad.net/bugs/276489 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs