title: ComboBox.SelectedValue not working
body: <p>What is wrong with this code?</p>
  
  <pre><code>myComboBox.Items.Clear();
  myComboBox.Items.AddRange(new string[]{"one","two"});
  myComboBox.SelectedValue = "one";
  </code></pre>
  
  <p>It is showing up with nothing selected.</p>