When you scan a Citrix XenDesktop Site you receive the error 
"The agent failed to scan the section 'Site Licensing Information'. CitrixLicensingVendorOrServiceDown".


The configured Citrix XenDesktop license server is not configured correctly, or has failed.


  • Open the "Citrix License Administration Console" on the licensing server.

  • Ensure that the vendor daemon is started and that licenses are available.

    - or -

  • Go to the optional components section within the agent settings, and configure the Site Licensing Information option as required.