Cookie creation problem.

---- Loging Button on click ---
 
If DBConnection(txtuserid.Text.Trim(), txtpassword.Text.Trim()) Then
                Session("Logged_IN") = "Yes"    '   |||||   Use to Validate on other pages in the application                
                Dim aCookie As New HttpCookie("fud_info")
                aCookie.Values("userid") = "John Doe"
                aCookie.Values("lastVisit") = DateTime.Now.ToString()
                aCookie.Expires = DateTime.Now.AddHours(4)
                Response.Cookies.Add(aCookie)
                Response.Redirect("default.aspx")
 
---- master file on load event ----
 
Dim dtNow As DateTime = DateTime.Now
Dim currentdt As Label
currentdt.Text = dtNow
Dim userid As Label
Dim lastvisited As Label
userid.Text = Request.Cookies("fud_info")("userid")
lastvisited.Text = Request.Cookies("fud_info")("lastVisit")