I had the same problem with my HP PSC 750 and after a lot of research I finally found out that both packages "sane" and "sane-utils" were not installed by default in Hardy. After manually installing both my scanner worked like before.
It might be worth a try to see if this solves your issues with HP scanners. -- xsane does not recognize HP https://bugs.launchpad.net/bugs/135194 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs