Danny had posted earlier looking for a way to determine the vesion of the Citrix client. I referred him to the WTSManager.dll but it has to be registered as it is COM. Danny has 40 terminal servers.

Richard Howarth however did post a CLI utility that could be run without the need to register.
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Give a man a fish and he will be back for more. Slap him with a fish and he will go away forever.