If you try to activate the core server, this error appears:
The authorization file is invalid.
The activation file at this location appears to be invalid. 'C:\...\authorization file.txt' Make sure an inventory scan has been run for this core server and run this utility again. Contact customer support for further assistance.
There is some issue with the amp activation mode. This only apply to Landesk 9.0 and 9.0 SP1
The login screen of the contact should contain the Avocent logo:
Switch the activation mode from amp to ldms by running the following command on your Core server and any Windows console:
"C:\Program Files (x86)\LANDesk\ManagementSuite\LicensingServiceProvider.exe /provider=ldms"
Apply only to LANDesk Management Suite 9.0 and 9.0 SP1