Unknown MySQL server host 'DB_SERVER' (0)

  1. Find your MySQL hostname, database name, username, and pasword.
  2. Open the "simhl-setup.php" in the "Connections" folder and confirm you have the correct database credentials and save the file.
  3. Move the "simhl-setup.php" to the live server.
  4. When you have completed the above, click refresh in your browser window.