private async Task loginUser() { try { RestStatus status = await RestHub.LoginUser(userName, password); if (status.HttpCode == System.Net.HttpStatusCode.OK) { Hide = Visibility.Hidden; U.UserName = userName; U.RoleId = RoleId; U.UserRole = (from r in Roles where r.RoleId == RoleId select r.RoleName).FirstOrDefault(); await UserPermissionInfo(RoleId); await UserReactionsReports(RoleId); ((App.Current.MainWindow as MainWindow).DataContext as MainVM).UserName = (U.UserName + " \\ " + U.UserRole).ToUpper(); try { HubClient.InitHub(); HubClient.NotificationReceived += HubClient_NotificationReceived; ((App.Current.MainWindow as MainWindow).DataContext as MainVM).SignalRId = HubClient.signalRId; } catch (Exception ex) { AppErrorBox.ShowErrorMessage("Error while conneciton to live server . .", ex.ToString()); }; } else { AppInfoBox.ShowInfoMessage(status.StatusMessage); LoginEnable = true; } } catch (Exception ex) { Log.This(ex); } }