U-Mix Control Pro 2 set up issues

So i've been eagerly awaiting my control pro 2 and cant even manage to get started!!
Just trying standalone to start with
Usb to laptop
Outputs 1/2 to external speakers (phono)
In audio preferences have selected U-Mix Control Pro 2. Gives this error
Error while opening speakers "bad format"
Any ideas??
Just trying standalone to start with
Usb to laptop
Outputs 1/2 to external speakers (phono)
In audio preferences have selected U-Mix Control Pro 2. Gives this error
Error while opening speakers "bad format"
Any ideas??