I recently posted this in the Sonar section. It's about getting out of a jam if you happen to fall into one.
But the net message is that the Focusrite Scarlett really performs great with Sonar and has plenty of capability in addition to pristine sound. The price is excellent for the capability - which is high. I would recommend the line highly.
Nevertheless, I had a recent issue, and I navigated through it as described here:
http://forum.cakewalk.com...-Hazards-m3535408.aspx