ADS Service terminates on the server, for no apparent reason.
Solution:
Under Data UtilitiesAdvantage Upgrades there is a zip file called bd0320b.zip.
For NT/2000/XP:
Extract the ads.exe from the zip. Rename ads.exe to ads.new Put ads.new in the advantage folder on the ads server. Run adsstamp in the advantage folder When prompted 'is this an upgrade?' - answer yes. It'll take ads.exe and rename it to ads.old It'll take ads.new and rename it to ads.exe It'll carry across your current licensing info.