On 2011-10-16, tb  wrote:
> I just upgraded from 11.04 to 11.10 (32-bit), with GNOME Classic as my 
> desktop environment.  My printer in an HP Officejet 6500.
>
> The printer was working fine with 11.04 but the driver must have been 
> deleted during the upgrade because right now there is no printer set up.
>
> I go to Applications -> System Tools -> System Settings and select 
> Printers. Upon selecting the Add New Printer button, I get the following 
> message:
>
>       FirewallD is not running. Network printer detection
>       needs services mdns, ipp, ipp-client and samba-client
>       enabled on firewall.

Okay, try http://127.0.0.1:631 (in your browswer) does CUPS say hello? 

If she does then you should be able to attempt to add a printer. And do lots
of other stuff.

Ms Penguin gets her beak out of joint sometimes over printing. Ms Windows is
not a great deal better.