I logged on, but when I click "Take me to my return", it asked me to log on again

[NellieLO]

For security purposes, you may have been logged out due to inactivity. It could also be a browser related issue if you were logged out immediately. 

You can clear your internet cache to see if that helps and may also want to try a different browser if the problem continues.

Also, if your browser has private browsing/incognito mode, try using a private window to access the TT site.