The system-config-printer part which is most probably used here is /usr/share/system-config-printer/scp-dbus-service.py. Usually it is started with the rights of the client user via D-Bus (D-Bus session service AFAIK). Try running
/usr/share/system-config-printer/scp-dbus-service.py --debug in a terminal window and after that the GNOME settings app and watch the output in the terminal. ** Changed in: gnome-settings-daemon (Ubuntu) Assignee: Till Kamppeter (till-kamppeter) => (unassigned) -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-settings-daemon in Ubuntu. https://bugs.launchpad.net/bugs/1202198 Title: gnome-settings daemon notifies as error an info message Status in “gnome-settings-daemon” package in Ubuntu: Confirmed Bug description: When sending a document to a printer, gnome-settings daemon will show a message like: ERROR: connecting to printer Nevertheless, the document will print without any issue. Actually this message is a warning or info message, as it is telling the user that it is connecting to the printer. This leads to users sending twice or more any document as they think an issue has happened. Please find enclosed a screenshoot which shows the error message on the top left of the window ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: gnome-settings-daemon 3.4.2-0ubuntu0.6.2 [modified: usr/share/glib-2.0/schemas/org.gnome.settings-daemon.plugins.print-notifications.gschema.xml] Uname: Linux 3.3.6-030306-generic i686 ApportVersion: 2.0.1-0ubuntu17.3 Architecture: i386 Date: Wed Jul 17 15:30:23 2013 InstallationMedia: MarkForUpload: True ProcEnviron: TERM=xterm PATH=(custom, no user) LANG=es_ES.UTF-8 SHELL=/bin/bash SourcePackage: gnome-settings-daemon UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-settings-daemon/+bug/1202198/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp