sudo apt-get install kubuntu-desktop
Reading package lists... Done
Building dependency tree     
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
  kubuntu-desktop: Depends: kdebase-workspace-bin but it is not going to be installed
                  Recommends: kdeplasma-addons but it is not going to be installed
E: Broken packages

Probably the repository which your system is configured to download from has missing packages.
Try changing the repository to something else. Give MMU's ubuntu repository a try.

anyone know howto disable bluetooth autostart on boot?i've tried all possible way..blacklist bluetooth module etc etc but still no luck..i'm using linuxmint 9 lxde that is derivative from ubuntu 10.04..anyone?