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i have a snippet that a session has numeric content nd it incrise to 3 but when it receive to 3 it send to client.this session must time out in 1 minuet but until the session is not time out the program work correctly but when the session is expired and new session want create i get system.invalidoperationexception . i check session if its expierd i creat a new but when i want create new session i get system.invalidoperationexception if i select adress bar and reload page new session create but when i use window.location.reload() in client side for refresh my problem dont solve.i use history.go(0) and other method but dont work.whats the problem????
its my code :

string ip = HttpContext.Current.Request.UserHostAddress;

HttpContext failuser = HttpContext.Current;
failuser.Session.Timeout =1;
if (failuser != null)
    if (failuser.Session[ip] != null)
        failuser.Session[ip] = (int)failuser.Session[ip] + 1;
        failuser.Session[ip] = 1;
    retval = failuser.Session[ip].ToString();
    if ((int)failuser.Session[ip] > 2)
        retval = "!";
Posted 2-Sep-12 3:45am
behrad110 2-Sep-12 9:51am
Message":"Authentication failed.","StackTrace":null,"ExceptionType":"System.InvalidOperationException"

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