Adapter not found in registry

[Messilimeng]

hi my computer use wifi but is not laptop computer，i want change the computer mac address,but when i select the wifi adpeter then change but show exception
// Sanity check
if (regkey.GetValue("AdapterModel") as string != this.adaptername
&& regkey.GetValue("DriverDesc") as string != this.adaptername)
throw new Exception("Adapter not found in registry");