I am having this issue.

I followed all advice given here: http://answers.microsoft.com/en-us/windowslive/forum/mail-signin/error-youre-currently-signed-in-with-an-office-365/670d4e97-ff7d-4459-a325-d3c3f76019c6?page=43&tm=1383780724955

I still get this message.

I am willing to provide all information needed to fix this probelm. Please contact me to provide assistance.

Thank you.