Veeam 12.3 upgrade failed on PostgreSQL and core services — how I fixed it
This week, I attempted to upgrade my Veeam server from version 12.3.0.310 to 12.3.2.3617 and encountered several issues. I saw other admins report the same problem, and some solved it by uninstalling and reinstalling Veeam Server. I did not want to rebuild a working server. My first blocker was PostgreSQL refusing the connection on localhost:5432 [...]