Not work after restart Windows

Sorry for my bad english.
After restart Windows Vista Ultimate, USBUIRT is not work. In USB device list - "USB-UIRT Device" "This device is working properly", but LrnHelper.exe except error "Unable to connect USB-UIR device". After unplug and plug device work properly. I need help!
After restart Windows Vista Ultimate, USBUIRT is not work. In USB device list - "USB-UIRT Device" "This device is working properly", but LrnHelper.exe except error "Unable to connect USB-UIR device". After unplug and plug device work properly. I need help!