http://blogs.msdn.com/michalma/archive/2009/06/16/version-control-api-changes-in-tfs-2010-part-ii.aspxYesterday I was talking about changes we did to itemId and pendingChangeId in TFS 2010. Today I want to list other changes, related to various part of VC api: You should be careful when using DiffItemVersionedFile class, especially if you use constructorenCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/michalma/archive/2009/06/16/version-control-api-changes-in-tfs-2010-part-ii.aspx#9763102Tue, 16 Jun 2009 23:55:37 GMT91d46819-8472-40ad-a661-2c78acb4018c:9763102michal.Log<p>As Matt writes in his post , the way version control behaves in TFS 2010 has changed in a few significant</p>