I had the same problem for most of the day today. While I am logged in, when i try to reload the page I get logged out automatically.. It happened 4 or 5 times today. What is the problem?
You are not alone for this. Check this http://forums.digitalpoint.com/showthread.php?t=779423 BTW check 'Remember Me' button if you are using personal pc as of now. DON.