I modified KDM conf and now it seems to work. shutdown command in KDM:
/sbin/shutdown -h now -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/756962 Title: Kubuntu 11.04 Beta1 won't shutdown -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
