I would recommend going here to download the driver:
http://co.native-instruments.com/ind...UDIO_KONTROL_1

I also am using an audio interface, and i just downloaded the driver from their website and deleted voodoohda, as i also get a faster boot time

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SportsGuy
Dell Studio Desktop 540
Intel Core 2 Quad 2.83 GHz Q9550 (All cores work)
EVGA nVidia GeForce 9500 GT (1GB) (Works)
M-Audio Fast Track Ultra Sound (Works)
Realtek Ethernet (Works)
8 GB DDR2 RAM (Of course works)
24" Dell 1920x1080 16:9 Monitor
Tri Boot with Snow Leopard 10.6.3 (64-bit) and Vista (64-bit) and Linux Mint