master page lable control runtime visible true and false

This is master page coding,process is button click time redirect to next page,but lable control not visible...
HOw to visible lable control master page runtime..


 protected void btnuser_Click(object sender, EventArgs e)
        {
            lbluser.Visible = true;
            lbluser.Text = "User Creation Set";
            Response.Redirect("~/User Creation Set.aspx");
           
        }

        protected void btnstatus_Click(object sender, EventArgs e)
        {
            lbluser.Visible = true;
            lbluser.Text = "Status";
            Response.Redirect("~/StatusSettings.aspx");
           
        }