After you get error and before pressing ok, please check what
is in registry at 'HKLM\Enum\Root\PnpSharkEnum341' key - show me all values present there. When you see in device manager some unknown device please aslo check 'PnP BIOS Extension' device if it is present, its driver and status.
Before running setup again - please make sure the above key isn't present and there are no unknown devices in device manager.