Hi def3mno62,
What driver version do you have installed?
If you have 2.5.1 can you try uninstalling it from Control Panel > Uninstall a program and then install 2.5b4 from here.
http://beta.focusrite.com/releases/f..._usb2_drivers/
If you need more help please contact us directly so we can assist you better and get your computer details.
http://us.focusrite.com/answerbase/contact
Best regards.