Install a virtual network card of "microsoft loopback adapter" kind in your pc.
control block--add hardware--next-yes,the hardware has been contected,next--go to the bottom,click the words"add new hardware equiment",next--install hardware i choose from the
table,next--network adapter,next--choose the microsoft loopback adapter.next--ok.that is all.
when installing wildfire,enable the virtual network card.
that will be ok.