I have exactly the same problem with a HP P2015 laserjet connected to a Planet FPS-1010 print server. It works fine on 7.10 but doesnt works on 8.04 and I can't find a solution.
I have exactly the same problem with a HP P2015 laserjet connected to a Planet FPS-1010 print server. It works fine on 7.10 but doesnt works on 8.04 and I can't find a solution.