http://blogs.msdn.com/johan/archive/2008/10/14/office-automation.aspxA very common scenario that keeps sprouting new heads like a hydra is Office Automation. Let me start by saying that this is not supported. There is a KB-article number 257757 discusses this, and clearly states the following: Microsoft does not currentlyen-USCommunityServer 2.1 SP1 (Build: 61025.2)