You said this came up with an error. Instead, try the following:
sudo apt-get install unity-control-center
If you do not yet have it installed, it will ask if you wish to install it (y/n). If you do have it installed, which is likely, it will make sure you have the newest version. Some of the solutions found at Missing System Settings after removing some packages may also help.
I noticed in the comments TuKsn mentioned to use
You said this came up with an error. Instead, try the following:
If you do not yet have it installed, it will ask if you wish to install it (y/n). If you do have it installed, which is likely, it will make sure you have the newest version. Some of the solutions found at Missing System Settings after removing some packages may also help.