>Once you select the BO as the datasource, do you see the BO props in the data sources window under the BO object when you expand the BO >object? Usually you can just click on the property in the datasource window and drag it over to the report...

Yes I see all the propertyes and I can drag it... but no data is displayed... the problem is that Field values are in a subclass of the BO eg. Field!Entity.LastName.Value so Field!LastName.value does not work, but I tryed both and got nothing displayed... just empty space...