When I try to connect to FB it just says error Unable to connect at this time, try again later. How can I fix this?

[AC Question]

When I try to connect to FB it just says error Unable to connect at this time, try again later.

Motorola Atrix HD . Hope I don't have to connect to google acct cause It won't accept my e-mail as yahoo instead of gmail .

 

[B. Diddy]

Welcome to Android Central! Does this occur on both wi-fi and mobile data?