do-apt-file-update was in zesty: https://packages.ubuntu.com/search?suite=zesty&arch=any&mode=exactfilename&searchon=contents&keywords=do-apt-file-update
but is not in artful: https://packages.ubuntu.com/search?suite=artful&arch=any&mode=exactfilename&searchon=contents&keywords=do-apt-file-update
do-apt-file-update was in zesty: /packages. ubuntu. com/search? suite=zesty& arch=any& mode=exactfilen ame&searchon= contents& keywords= do-apt- file-update
https:/
but is not in artful: /packages. ubuntu. com/search? suite=artful& arch=any& mode=exactfilen ame&searchon= contents& keywords= do-apt- file-update
https:/