"Something went wrong and we can't sign you in right now. Please try again later."

This message is displayed after what appears several redirects in the browser.  I try with an incorrect password and the login screen comes back with a message that the credentials are incorrect.  Correct credentials return the error message to try again later.

I have tried several browsers, Chrome, IE 10/11, Safari.  Several machines, an HP, Surface Pro and and Macbook.  I have tried my Windows Phone (Lumia 925).  I have cleared browser caches and rebooted.

Any help would be appreciated.