mubarak_zeb - 5:01 pm on Dec 26, 2003 (gmt 0) but, their were 40 Active Visitors at that time I cant Understand Mr.GaryK :S
What they mean by "No user logged in"
From my programmer's perspective I suspect buggy server-side code that locks the application, perhaps intermittently into a recursive loop. Eventually the server throws an error and displays the page you quoted.
UPDATE: Then again, considering what pageoneresults just posted and I just read I think he's got the problem figured out and a solution for you already.
but, their were 40 Active Visitors at that time
I cant Understand Mr.GaryK :S