Re: BUG #3039: install completely but can't connect to server - Mailing list pgsql-bugs

"Jessica" <hxq7681@cs.rit.edu> writes:
> logfile:
> LOG:  could not bind IPv6 socket: Cannot assign requested address
> HINT:  Is another postmaster already running on port 5432? If not, wait a
> few seconds and retry.
> FATAL:  could not open lock file "/tmp/.s.PGSQL.5432.lock": Permission
> denied

> How to solve it?

Seems like you have an existing Postgres installation that you need to
shut down --- or else select a different port number for the new one
to use.

            regards, tom lane