the dbus issue is probably different of the printing one. Does it get fixed if you restart your session or reboot? For the printing, does gnome-cups-manager works fine? Is cupsys running? Did you change your configuration to limit the access to clients or something?
-- evince does not enable print https://launchpad.net/bugs/66379 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
