>
> You were right. I was not using RHEL 4 Update 4 installation CD.
> Using the proper RedHat CD leads to the same problem (I cannot boot on
> the installation CD).
> I will try to ask RedHat for a solution.
> Thank you for your help
>
Or just boot from an 4.3 cd and use yum to upgrade. You will have the same
thing as installing from a 4.4 cd.