On Saturday, June 29, 2019 07:26:34 PM Matthew Crews wrote: > Sounds like you have a partially installed Debian Buster. This is what can > happen when you change your sources, but you don't do a full-upgrade. > Generally it probably isn't good to run this way. > > Now is a good time to upgrade to Buster at least! Buster is expected to > release next week, and for the most part is ready for use, unless you have > certain hardware that you want to keep on Stretch. > > First, I would back up your data. > > Next, I would change your sources to point to buster (not testing), and: > > $ sudo apt update > $ sudo apt full-upgrade > > and fully upgrade your system to Buster.
Are the release / upgrade notes (whatever they're called) available for Buster? I would guess the OP should read those for other possible actions which may be required.