PostgreSQL connection problems

Question

I have very strange problem with my application, upon occasions I get following error when connecting to postgres. This happens without any pattern, often happens when I run som

Answer 1

"server closed the connection unexpectedly" most of the time means the backend crashed. If that's the case there should be some lines about it in the server log.

And by the way the latest version in the 8.2 branch is 8.2.12. Upgrade, test, report.