title: Set Input To Default Audio Device ( SetInputToDefaultAudioDevice() )
body: <p>Good day,
   I need help with this command i cant find how repair it.
   It would be a recognition voice to text.</p>
  
  <p>I have win7 and .NET Framework 4 Client Profile.
  I am using Visual studio 2010 and i am programming in C#.</p>
  
  <p>Problem:
   ...
   private SpeechRecognitionEngine _recognizer;</p>
  
  <p>private void button1_Click(object sender, RoutedEventArgs e)
   {
   ...</p>
  
  <p>_recognizer.SetInputToDefaultAudioDevice();// All works but here is problem.
   ...
   }
   ...</p>
  
  <hr>
  
  <p>When i run it.</p>
  
  <p>System.PlatformNotSupportedException</p>
  
  <p>No recognizer is installed.</p>
  
  <p>Thanks for help and sorry for my English. </p>