Hello, I would like suggest similar option in Silverlight how [FlattenOlapUncategoriezedFields] option in ASP.NET AJAX. I wouldn't like the show the uncategorized fields coming from OLAP cube under the [more fields]. Example attached. The same OLAP cube, in ASP.NET AJAX and Silverlight. In ASP.NET AJAX, the configuration is ConfigurationPanelSettings-FlattenOlapUncategoriezedFields="true"