protected void btnAdd_Click(object sender, EventArgs e)
        {
            lblError.Text   = "";
            lblSuccess.Text = "";
            try
            {
                if (txtServer.Text.ToString().Trim() != "")
                {
                    objclsBALApplication = new clsBALApplication();
                    string strServerName = txtServer.Text.ToString();
                    bool   flag          = CheckIFServerExists(strServerName);
                    if (flag == true)
                    {
                        objclsBALApplication.UpdateServerStatus(strServerName);
                        lblError.Text = "Server saved exists.";
                    }
                    else
                    {
                        bool bln = objclsBALApplication.SaveServer(strServerName);
                        lblSuccess.Text = "Server saved successfully";
                        txtServer.Text  = "";
                        PopulateGrid();
                    }

                    PopulateGrid();
                }
                else
                {
                    lblError.Text = "Please fill server name.";
                }
            }
            catch (NullReferenceException)
            {
                Response.Redirect("wfrmErrorPage.aspx", true);
            }
            catch (Exception ex)
            {
                HttpContext  context            = HttpContext.Current;
                LogException objclsLogException = new LogException();
                objclsLogException.LogErrorInDataBase(ex, context);
                Response.Redirect("wfrmErrorPage.aspx", true);
            }
        }