This output suggests that you may have some incorrect apt pinning in place in /etc/apt/preferences. You should probably remove those, or at least fix them to allow ppa versions to be installed; otherwise, you can install the ppa version explicitly by running:
This output suggests that you may have some incorrect apt pinning in place in /etc/apt/ preferences. You should probably remove those, or at least fix them to allow ppa versions to be installed; otherwise, you can install the ppa version explicitly by running:
sudo apt-get install cups=1. 5.3-0ubuntu2~ ppa3