Description of problem:
Seems to be a dependency problem:
[tim@cyberelk ~]$ rpm --test -e libsane-hpaio
error: Failed dependencies:
        libhpip.so.0()(64bit) is needed by (installed) hpijs-1.6.7-4.x86_64
        libsane-hpaio is needed by (installed) sane-backends-1.0.18-5.fc6.x86_64

The libhpip.so.0 line shouldn't be there.

Version-Release number of selected component (if applicable):
hplip-1.6.7-4

How reproducible:
100%

Steps to Reproduce:
1. rpm --test -e libsane-hpaio

This came from bug #212139 comment #6.