Cant connect mixtrack pro 2 on serato 2.0

I downloaded serato 2.0 14 days trial and when i connect my mixtrack pro 2 it says this may take up to one minute but it never connects..I tried everything...
-restart laptop
-disabling the controller from the control panel
-setting my laptop speakers as default
-reinstalling serato
-plug into different usb ports
nothing works please help..
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