Up until last Friday a user was able to log into Box with out issue. Now when the user tries to log in they receive the error below. We have cleared their cache and reset their password. Any thoughts?

Up until last Friday a user was able to log into Box with out issue. Now when the user tries to log in they receive the error below. We have cleared their cache and reset their password. Any thoughts?

Enter your E-mail address. We'll send you an e-mail with instructions to reset your password.