I have an asp.net site and I use it to log in to Facebook calling http://www.facebook.com/login.php?api_key=API_KEY&connect_display=popup&v=1.0&next=http://localhost/site/login.aspx&cancel_url=http://www.facebook.com/connect/login_failure.html&fbconnect=true&return_session=true&skipcookie=true It logs in very well, returns to my site, and I see the session parameter in the URL, but I can't catch any postback or something. Could you help me, please? Thank you.
A couple of things to check: