iOS 9 Facebook Access Token is nil on future app launches

Question

After the recent iOS 9 update, along with updates to the Facebook SDK (4.6.0), I\'m finding that my login session is no longer persisting between app launches.

My flow

Answer 1

This happened to me also when upgrading to FBSDK 4.18.0

Downgrading to 4.17.0 solved it for me.