I had the same problem: after the upgrade to Oneiric the system didn't poweroff. "/sbin/halt" didn't work neither from kdm nor from konsole "/sbin/halt -p" didn't work too.
I had to replace "/sbin/halt" in kdm with "/sbin/shutdown -h now"
I had the same problem: after the upgrade to Oneiric the system didn't poweroff.
"/sbin/halt" didn't work neither from kdm nor from konsole
"/sbin/halt -p" didn't work too.
I had to replace "/sbin/halt" in kdm with "/sbin/shutdown -h now"