public void LoadData() { IsBusy = true; planManagerDomainContext = new PlanManagerDomainContext(); ProductDomainContext = new ProductDomainContext(); planManagerDomainContext.plan_extras.Clear(); App app = Application.Current as App; LoadOperation<user_remind> loadOperationUserRemind = planManagerDomainContext.Load<user_remind>(planManagerDomainContext.GetUserRemindQuery(app.UserInfo.UserID)); loadOperationUserRemind.Completed += LoadUseRemindComplete; }