What worked for me was: dpkg -C
This will tell you which packages are borked. Remove those packages, update, then install. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/659438 Title: Installation/Removal fails because of package which could not be located (failure in apt.Cache.required_download) -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs