private async Task UpdateData() { var loader = new ResourceLoader(); var post = new HttpRequestPost(); try { ValidateKey.GetValideKey(); var test = post.Update(CurrentUser, Singleton.Singleton.Instance().SecureKey); test.ContinueWith(delegate(Task<string> tmp) { var res = tmp.Result; }); } catch (Exception) { new MessageDialog(loader.GetString("ErrorUpdate")).ShowAsync(); } }