Re: John Zajac
> W: Failed to fetch
> http://apt.postgresql.org/pub/repos/apt/dists/trusty-pgdg/main/binary-amd64/Packages
> 404 Not Found [IP: 217.196.149.55 80]
trusty has been end-of-life since early 2019 and has since been moved
to apt-archive.postgresql.org. (Please consider upgrading.)
Christoph