InfoPath Dev

The filter is not working at all , I can select the first list but no choices appear in the second.. I think that the filter should be Make value is equal to listbox1 (not to the group).. what do you think about that??...  Thanks a lot =)

Hi,  Im trying to do a 3 fields cascading list as the one described in http://www.infopathdev.com/blogs/greg/archive/2005/07/06/Create-a-Cascading-List-from-a-Hierarchical-Data-Source.aspx, everything seems ok, but the filters are not working. Im using a layour table. the filter is: Value of year is equal to Year Being Year a field of ...