If you use apport 0.49 (to be uploaded today), then this phenomenon only occurs if you use Firefox as your prefered browser. With Epiphany it just works. With Firefox I now get 'Firefox is already running, but is not responding.'. I don't know why, I have to figure this out later.
-- webbrowser fails to open for system crash when it runs as root https://launchpad.net/bugs/81207 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs