>From your log, it seems a little bit unusual for one device (when plugged in), to registers with two different USB buses (bus 2 & 3), and especially having the same address number 12. I'd try to release USB hub, bus 3 and try again. echo -n '3-0:1.0' > /sys/bus/usb/drivers/usb/unbind -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html