Facebook is currently not working. The problems are global.
It is not known why, however, Facebook is currently not working. There are problems with posting, replying to topics, or sending messages to friends. Some receive a message about the unavailability of the site, others only see the white page. The second message currently being shown:
When will Facebook work?
Problems should not last long, most likely up to tens of minutes. There is currently no official information, so betting on time is very difficult at this time. Failures of Mark Zuckerberg websites never last long, so there is nothing to worry about.