http://weblogs.asp.net/pmarcucci/archive/2004/01/21/61232.aspxThe UserSet class was supposed to be implemented like this: public class UserSet { public NFFTI.User user; public NFFTI.GroupCollection groupCollection; public Hashtable propertyCollection; .... } propertyCollection being (quite obviously) a HashtableenCommunityServer 2007 SP1 (Build: 20510.895)http://weblogs.asp.net/pmarcucci/archive/2004/01/21/61232.aspx#6517240Thu, 14 Aug 2008 11:21:09 GMTc06e2b9d-981a-45b4-a55f-ab0d8bbfdc1c:6517240exoexo<p>Wild Boys is by Duran Duran, not by Depeche Mode</p> <img src="http://weblogs.asp.net/aggbug.aspx?PostID=6517240" width="1" height="1">http://weblogs.asp.net/pmarcucci/archive/2004/01/21/61232.aspx#399126Sun, 10 Apr 2005 13:01:00 GMTc06e2b9d-981a-45b4-a55f-ab0d8bbfdc1c:399126TrackBackTrackBack^_^,Pretty Good!<img src="http://weblogs.asp.net/aggbug.aspx?PostID=399126" width="1" height="1">http://weblogs.asp.net/pmarcucci/archive/2004/01/21/61232.aspx#61322Wed, 21 Jan 2004 22:20:00 GMTc06e2b9d-981a-45b4-a55f-ab0d8bbfdc1c:61322Matt BertherMatt BertherThis may or may not be what you're looking for... <br> <br><a target="_new" href="http://aspzone.com/articles/167.aspx">http://aspzone.com/articles/167.aspx</a> <br> <br>The example involves deriving from DictionaryBase, but you could change to derive from Hashtable and implement IXmlSerializable.<img src="http://weblogs.asp.net/aggbug.aspx?PostID=61322" width="1" height="1">