TurboPrint & PrintFab

Just tried to install a Canon Pixma MP 450 under Ubuntu 6.06 (Dapper) usbcore and usblp are loaded Trying to print a test page with xtpsetup says that the printer is not connected I tried devices /dev/lp0 usb://Canon/MP450, none works. Alors /proc/bus/usb remains empty, and /dev seems to contain no ...