so if you have like me a keyboard , a control surface , 2 pad controllers , a dsp via firewire .....
Edit : i just reboot after sutiing down your audio card ....never had thus before windows 7+i7920+sonar 8.5 +VS 700
So i don't who's the culprit !
My rock solid set up : xp pro sp2 +sonar 8.3.1+fireface 400 +Core 2 duo 2.4