yo, just an fyi, we just updated this bug and it is available now in the app store. one thing you might have to check is go to the Settings app -> Facebook and

yo, just an fyi, we just updated this bug and it is available now in the app store. one thing you might have to check is go to the Settings app -> Facebook and make sure Exec is switched to On, then the fb login button should be functional again in the app!