Good Day   When using a Header Table (situated at the report level) to drive any number of detail tables within various sections I find it most confusing as to how VA (7.4) determines the mapping on the various fields. I also have the same key fields throughout all the tables with the expectation that it is meant to map on these fields. I have read the VAUG and still not any the wiser.   Urgently looking for more detailed information on how the mapping of data sources happens please.   best wishes phillip ... View more