[CentOS] Centos 3 - yum update error (rpm-libs)

>Are you doing the switch now or are you upgrading CentOS after an
>already good switch?

I switch sometime ago. With no Problems until this problem with rpm now.

>Here is a link with specific info:
>http://www.centos.org/modules/smartfaq/faq.php?faqid=19

I switch following this instruction.


Now I have this:  :-(

# rpm -qa | grep -i rpm-
rpm-python-4.2.3-21_nonptl
rpm-libs-4.2.3-13.WB2
rpm-python-4.2.3-13.WB2
rpm-4.2.3-21_nonptl
rpm-4.2.3-13.WB2
rpm-libs-4.2.3-21_nonptl