global keyboard shortcuts stopped working

[Dj YB]

On Friday November 12 2010 17:40:37 Rex Dieter wrote:
> On 11/12/2010 06:34 AM, Dj YB wrote:
> > Hello,
> > I had a crash today and since then all global keyboard shortcuts I try
> > are not working.
> > moreover the system settings global keyboard shortcuts interface is not
> > responding.
> > 
> > FC13 kde 4.5.2
> 
> You might need to restart your session.

Hello, Rex.

I have restarted my session after an update and now plasma-desktop is not 
working at all. :-(
any idea what went wrong?

Thanks in advance,
YB.