Here is some additional information.
'apt policy cups' returned: cups: Installed: (none) Candidate: 2.1.3-4 Version table: 2.1.3-4ubuntu0.2 0 100 /var/lib/dpkg/status 2.1.3-4 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I once had a dpkg problem like this, so I tried 'sudo dpkg -P cups'. After that 'apt policy cups' returned: cups: Installed: (none) Candidate: 2.1.3-4 Version table: 2.1.3-4 500 500 http://us.archive.ubuntu.com/ubuntu xenial/main amd64 Packages I assumed that this change would help things along, but 'sudo apt clean' 'sudo apt update' 'sudo apt install cups' still resulted in: The following packages have unmet dependencies: cups : Depends: libcups2 (= 2.1.3-4) but 2.1.3-4ubuntu0.2 is to be installed Depends: libcupscgi1 (>= 1.4.2) but it is not going to be installed Depends: libcupsmime1 (>= 1.4.0) but it is not going to be installed Depends: cups-core-drivers (>= 2.1.3-4) Depends: cups-daemon (>= 2.1.3-4) Recommends: colord Recommends: printer-driver-gutenprint but it is not going to be installed E: Unable to correct problems, you have held broken packages. I did check the policy again afterward to see whether it had changed; it had not. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1676621 Title: cups : Depends: libcups2 (= 2.1.3-4) but 2.1.3-4ubuntu0.2 is to be installed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cups/+bug/1676621/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs