Facebook Pagetab App - user likes
问题 I'm using the Facebook SDK and we created an app which worked just as we needed. We could $FacebookSDK->getSignedRequest() in PHP and it would respond with an object that included pages->liked which allowed us to determine if the user likes the page or not. Anyway, we have created an exact duplicate application (the only difference being that this app is about 3 months newer than the old) and the like property has completely disappeared and I can't get my hands on it. Any ideas why this is