Fb error validating application
access_token=[MY_OFFLINE_TOKEN], it returns my public profile in JSON format correctly.I've been wrestling with this issue for the last two days. Is there way i can generate ever lasting token which don't expire?i found some posts regarding token expiration but i could not come into conclusion. In this article Mudassar Ahmed Khan has explained the issue allow Definition='Machine To Application' beyond application level which occurs when you run your Website application or project in Visual Studio, its cause and solution.
When someone has de-authorized your app it should treat someone as if they are new to the app.Here Mudassar Ahmed Khan has explain with a tutorial and example, how to get authenticate Face Book user's account and get like User Id, Profile Image, User Name, Name, Email, Gender, Address, Location and Birth Date in ASP.