Last updated May 8, 2010. Created by Roberto Gerola on January 22, 2007.
Edited by bertboerland, bekasu. Log in to edit this page.
Add this line in all your settings.php files :
ini_set('session.cookie_domain', '.example.com');Note
This causes an infinite redirect loop in drupal 5.3 for me.
But this works instead:
$cookie_domain = 'example.com';