我正在尝试在此处安装最新的 KDE Plasma，但我得到了
You might want to run 'apt-get -f install' to correct these.
The following packages have unmet dependencies:
kde-telepathy-minimal:
Depends: kde-config-telepathy-accounts (>= 0.9.0) but it is not installed
E: Unmet dependencies. Try using -f.
当我sudo apt-get -f install按照规定并说Y要获得 122KB 的档案时，我得到：
Preparing to unpack .../kde-config-telepathy-accounts_15.04.0-0ubuntu1~ubuntu15.04~ppa1_amd64.deb ...
Unpacking kde-config-telepathy-accounts (15.04.0-0ubuntu1~ubuntu15.04~ppa1) ...
dpkg: error processing archive /var/cache/apt/archives/kde-config-telepathy-accounts_15.04.0-0ubuntu1~ubuntu15.04~ppa1_amd64.deb (--unpack):
trying to overwrite '/usr/share/accounts/services/facebook-im.service', which is also in package account-plugin-facebook 0.12+15.04.20150415.1-0ubuntu1
dpkg-deb: error: subprocess paste was killed by signal …