This worked for me: Terminal sudo gedit /etc/apt/sources.list
add or uncomment deb http://archive.canonical.com/ubuntu jaunty partner deb-src http://archive.canonical.com/ubuntu jaunty partner changing jaunty to your release if different Save and close file Terminal sudo dpkg --configure -a -- File missing on server https://bugs.launchpad.net/bugs/495195 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs