I confirm the exact same conditions in Edgy. Can no longer choose Preferences->Screen Saver as it immediately hangs the system on "Molecule" requiring reboot.
-- previewing "molecule" in screensaver preferences causes system to hang https://launchpad.net/bugs/72672 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
