I got this crash with Precise Alpha 1 after logging into/out of various sessions (Unity 2D/3D, GNOME Shell, GNOME Classic with no effects), then logging back into Unity 3D and starting Firefox.
christopher@XyzPrecise:~$ dpkg -s gnome-panel | grep Version Version: 1:3.3.3-0ubuntu1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/811689 Title: gnome-panel crashed with SIGSEGV in g_closure_invoke() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-panel/+bug/811689/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs