facebook-ios-sdk logout question

Question

I have seen a lot of questions here regarding the Facebook Graph API but I still haven\'t find a solution for simple \'login\'/\'logout\' operations using it. Looks like the

Answer 1

It seems that this is a bug of Facebook SDK. In a case of the Facebook app is installed on device, access_token is renewed. In other hand, access_token and expirationDate could not be changed. :((