http://bugzilla.gnome.org/show_bug.cgi?id=362105 has a backtrace that partially matches yours - I'm quite sure we cam across a similar one already and it was marked fixed... maybe it was fixed in Edgy.
-- run "killall" from 'run application dialog' make gnome-panel crash https://launchpad.net/bugs/66948 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
