The Facebook for some hours now it has fallen in several countries of the world, resulting in the users to see the "temporarily unavailable" notification on their screens, when logging in to Facebook.
Many users through it Twitter and other social media express the strong dissatisfaction of Facebook members who see their personal Facebook profile inactive.
From Facebook, however, it became known that they are facing some problems in platform, but which will be resolved as soon as possible.
So if you have a similar problem with users, you should know that the problem is general.