If you are using PGAdmin version 1.18.1 on Ubuntu and it is not retaining connections that you create, all you need to is this:
A. Open command prompt and create file .pgadmin3 in your home folder
B. chmod 755 .pgadmin3
Now create a new connection, close pgamin and repon it, you will see the connection is retained now.
Webner Solutions is a Software Development company focused on developing CRM apps (Salesforce, Zoho), LMS Apps (Moodle/Totara), Websites and Mobile apps. If you need any software development assistance please contact us at dev@webners.com