I had the same problem with a HP LaserJet 4350dtn on Fedora 15, downgrading to hplip-3.11.5-4.fc15 (and related rpms) fixes the problem.
I had the same problem with a HP LaserJet 4350dtn on Fedora 15, downgrading to hplip-3.11.5-4.fc15 (and related rpms) fixes the problem.