private void searchInitialized(ProviderEventArgs e) { if (this.Dispatcher.Thread != System.Threading.Thread.CurrentThread) { searchInitialized_Callback bR = new searchInitialized_Callback(searchInitialized); this.Dispatcher.Invoke(bR, new Object[] { e }); return; } // imgCurrentProvider.Source = this.getBitmapSource(e.Image); // lMessage.Content = "Suche wird durchgeführt"; }