protected void Button2_Click(object sender, EventArgs e) { var request = new SnsOauthRefreshTokenRequest { AppID = m_appIdent.AppID, RefreshToken = Label3.Text }; var response = m_client.Execute(request); if (!response.IsError) { Label2.Text = response.AccessToken; Label3.Text = response.RefreshToken; Label5.Text = response.OpenId; } else { Label6.Text = response.ToString(); } }