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  • i cahnge conf port, but when i start server i get this msg HINT: Is another postmaster already running on port 5432? If not, wait a few seconds and retry. LOG: could not bind IPv4 socket: Permission denied HINT: Is another postmaster already running on port 5432? If not, wait a few seconds and retry. WARNING: could not create listen socket for "localhost" FATAL: could not create any TCP/IP sockets LOG: database system is shut down Commented Jun 21, 2021 at 10:33
  • Had same error as above, and realize I need to remove # which is a comment keyword, from #port = 5433 to port = 5433 , solves the issue Commented Jul 18, 2023 at 18:07