How to run PostgreSQL if 'postmaster.pid' already exists

Public

15 Jun 08:20

How to run PostgreSQL if it isn’t starting because ‘postmaster.pid’ already exists

1. remove postmaster.pid

running this

rm /usr/local/var/postgres/postmaster.pid

or this command

rm /Users/[user_name_here]/Library/Application\ Support/Postgres/var-9.6/postmaster.pid

1. start PostgreSQL