First, quit your DJ software. Then, make sure that iTunes'option to share your iTunes library XML with other applications is enabled. To do so:
    • Run iTunes, go to Edit > Preferences (iTunes > Edit in Mac OS)
    • >
      • Go to Advanced tab
        • Make sure that the Share iTunes Library XML with other applications option is activated.
        • Restart your DJ software.
        If the steps above do not resolve the problem, you will need to reinstall your DJ software.