I can confirm the occurance of the drive and volume-messages, seems to occur only when you have placed something on the desktop.
** Changed in: gnome-mount (Ubuntu) Status: Unconfirmed => Confirmed -- Gnome-mount bug floods .xsession-errors https://launchpad.net/bugs/93238 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs