protected override void OnCreate(Bundle savedInstanceState) { base.OnCreate(savedInstanceState); SetContentView(Resource.Layout.OrderLayout); lstOrders = FindViewById <ListView>(Resource.Id.lstOrders); var q = Od.GetAllOrders().Where(w => !w.IsConfirm).ToList(); lstOrders.Adapter = new OrderAdapter(this, q); // Create your application here lstOrders.ItemClick += LstOrders_ItemClick; }