protected void btnContinue_Click(object sender, EventArgs e) { List <String> temp = new List <String>(); temp.Add(""); //Add values to a session in a list if it is a new event if (eventToEdit == null) { EventBL ev = new EventBL(null, txtbxEventName.Text, txtbxDescription.Text, Convert.ToDateTime(txtbxDate.Text), user); ev.AddNewEvent(ev); Session.Add("event", ev); Response.Redirect("events.aspx?user="******"eventEdit", ev); Session.Add("eventValue", eventToEdit); Response.Redirect("events.aspx?user=" + user); } }