ive been practicing for an audition for a band just about everyday for the past week with my dm10 kit and my laptop using ableton live and using some vsts as kits. well yesterday suddenly the dm10 kit isn't recognized as a usb device and i cant connect it ..on either of my pcs now, i have no idea whats going on and i need a fix for this asap! help guys pleaase

 

Is it listed under device manager (unknown device) and have you removed the offending item from device manager, restarting windows and plugging back in?

or midi channels set incorrectly? faulty cable / connector?