Please try again on latest Feisty. If it still does not work, please do the steps on https://wiki.ubuntu.com/DebuggingRemovableDevices and attach the logs. Thank you!
** Changed in: gnome-mount (Ubuntu) Status: Unconfirmed => Needs Info -- Cannot automount External drive in GNOME https://launchpad.net/bugs/76145 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs