title: Windows Phone Emulator not working
body: <p>When I try to start debugging my windows phone 8 app in <code>Emulator WVGA 512MB</code> the following error message is showing</p>
  
  <pre>
  The Windows Phone Emulator wasn't able to connect to the Windows Phone operating system:
  
  The emulator couldn't determine the host IP address, which is used to communicate with the guest virtual machine.
  
  Some functionality may be disabled.
  </pre>
  
  <p>and the emulator is always showing <code>The Windows Phone OS is starting...</code> 
  Can't understand what's the problem. Please advice.</p>