kde4 problem

[Timothy Murphy]

subhodip biswas wrote:
> i just upgraded my F8 machine to F9 using an i386 DVD .Problem was
> after  Upgrade i was getting kde4 desktop and kde3 panel . So i
> removed whole kde using yum and reinstalled kde4 using yum . Now I am
> unable to login and stuck in a white screen .
> what I am missing out here .
> 
> GNOME is suucesfully update .

Unfortunately "yum remove" and "yum install" are not mutually inverse.
You could try

        yum groupinstall "KDE (K Desktop Environment)"