Please explain the problem in detail. What happens? What are the exact error message(s) ?

I use FIREFOX to access Hotmail.

I log out of Hotmail.

I log into Facebook, which also use FIREBOX.

Get a message that says must log out of FIREFOX to log into Facebook.

Close FIREFOX and Facebook opens.

ADV1962 said

Get a message that says must log out of FIREFOX to log into Facebook.

That is very odd.

In order to better assist you with your issue please provide us with a screenshot. If you need help to create a screenshot, please see How do I create a screenshot of my problem?

Once you've done this, attach the saved screenshot file to your forum post by clicking the Browse... button below the Post your reply box. This will help us to visualize the problem.

Thank you!