"no system tray detected on this system." Appears starting Gnome and Cinnamon in Oneiric 11.10; starting with Gnome Classic and Unity no problem at all. How to solve?
In your start up programs there is a line regarding starting
and the problem is gone.
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will install a newer release of
Other solutions can be found at https://answers.launchpad.net/hplip/+question/207699