private void DeleteClient() { var result = MessageBox.Show("Do You Really Want to Delete Client?", "Delete Client", MessageBoxButton.YesNo, MessageBoxImage.Question); if (result == MessageBoxResult.Yes) { ClientDetailsClient client = new ClientDetailsClient(); int clientId = 0; if (ClientSelected != null) { clientId = ClientSelected.ClientId; } client.DeleteClientDetails(clientId); ClientDetail.Remove(ClientSelected); MessageBox.Show("Client Record Deleted Successfully", "Delete Client", MessageBoxButton.OK, MessageBoxImage.Information); } }