https://www.infopathdev.com:443/blogs/david/archive/2008/07/17/infopath-data-connection-what-if-secondary-data-source-does-not-display-the-structure.aspxWhen a data connection is added in InfoPath the data structure is inferred from the data. This functionality is very important because we want to be able to design against the secondary data source and we need the data to show in the Data Source PaneenCommunityServer 2007 SP3 (Build: 31118.962)