Losing session in rails 2.3.2 app using subdomain

Question

I have a 2.2.3 app which I upgraded to 2.3.2

It\'s a multi-site (using subdomain) that creates one top level session for all sites.

This is how I change the

Answer 1

You must indicate:

.example.com

(notice the leading dot) in order for the session cookie to apply to example.com as well as its sub-domains.