Postgres.app Could not start on port 5432

Question

I\'m using http://postgresapp.com. In the menubar it gives the error \" Could not start on port 5432.\" Similarly if I try to start the server from the terminal, I get:

Answer 1

I resolved this problem by

1. Identifying what was running on port 5432 by using "netstat" in the CL, which was postgreSQL not Postgres
2. I located the directory that contained postgreSQL, which was root/Library/PostgreSQL
3. I ensured an instants of the application wasn't running via Activity Monitor
4. Then I deleted the folder and rebooted! Everything was fine!