I have also been seeing this on Karmic with my HPLJ 1020. lsusb is slow and printer not recognized. Cycling power on the printer brings it right back online ( with instant lsusb's). I also do not see this behaviour under windows. All the errors in my case are on bus 7. My printer is on bus 2.
I have also been seeing this on Karmic with my HPLJ 1020. lsusb is slow and printer not recognized. Cycling power on the printer brings it right back online ( with instant lsusb's). I also do not see this behaviour under windows. All the errors in my case are on bus 7. My printer is on bus 2.