How can I create WPF controls in a background thread?

Question

I have method which create background thread to make some action. In this background thread I create object. But this object while creating in runtime give me an exception :

Answer 1

HTH:

    void Background_Method(object sender, DoWorkEventArgs e)
    {
        // Time Consuming operations without using UI elements
        // Result of timeconsuming operations
        var result = new object();
        App.Current.Dispatcher.Invoke(new Action