Getting connection error on port 5432 (Postgresql) when upgrade Ansible Automation Platform

Issue

Connection error with Postgresql database when execute setup.sh on upgrade proccess from Ansible Automation Platform:

  [user@hybrid-node-01 ~]$ ./setup.sh
  TASK [ansible.automation_platform_installer.automationcontroller : Get the  controller version] *******************
  fatal: [controller]: FAILED! =>

  Traceback (most recent call last):,
  ...
  "psycopg.OperationalError: connection failed: Connection refused
  Is the server running on host 'hybrid-node-01.example.com' (10.0.0.1) and accepting TCP/IP connections on port 5432?",

  "The above exception was the direct cause of the following exception:",

  Traceback (most recent call last):,
  ...
  "django.db.utils.OperationalError: connection failed: Connection refused,
  Is the server running on host 'hybrid-node-01.example.com' (10.0.0.1) and accepting TCP/IP connections on port 5432?",