http://blogs.technet.com/dynamicsaxse/archive/2008/10/03/dynamics-ax-2009-patching.aspxA question that many customers and partners have regarding AX 2009 is how patching is handled for the product. Changes have been made in Dynamics AX 2009 to address some of the concerns that existed with the patching strategy that was in place for Dynamicsen-USCommunityServer 2.1 SP1 (Build: 61025.2)