public RecycleVM(int id, CallBack _callback, CallBack _callback1) { callback = _callback; callback1 = _callback1; userId = id; db = new Database(Database.connectStr); List <AcquirerTable> list = db.Acquirers.ToList(); if (db.Acquirers.Count() == 0) { client.GetAcquirerAsync(userId); client.GetAcquirerCompleted += new EventHandler <GetAcquirerCompletedEventArgs>(client_GetAcquirerCompleted); } client.GetMessgeCompleted += new EventHandler <GetMessgeCompletedEventArgs>(client_GetMessgeCompleted); Title = "Recycle List"; }