Currently I am using Gnome-Shell but now I want to use unity Desktop. I tried to install ubuntu-desktop by following command
sudo apt-get install ubuntu-desktop
Its showing following error
The following packages have unmet dependencies:
ubuntu-desktop : Depends: ubuntu-session but it is not going to be installed
Depends: unity-control-center but it is not going to be installed
Depends: unity-settings-daemon but it is not going to be installed
Recommends: xul-ext-webaccounts but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
Reading package lists... Done Building dependency tree
– Anonymous Jun 18 '14 at 09:38Reading state information... Done 0 upgraded, 0 newly installed, 0 to remove and 15 not upgraded.
E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable) E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?
– Anonymous Jun 18 '14 at 09:47