1. Can you try to download the latest License Manager from here:
NOTE: If on Windows Vista, 7 or later, please right-click the extracted executable and click “Run as administrator”.
2. Install the application and Run it.
Do you get an error?
3. Click View log, and see at the bottom of the log a report saying “overall result: ” Send me the result here.
Disable windows UAC on the server.
Log in as a LOCAL administrator.