thanks Bruce
In my context, I have to use two External (see Annex)
When I try to use GETChild to take the reference of nested me error.
Why?
DataWindowChild dw_c
integer rtncode
rtncode = dw_xml.GetChild ('dw_detail', dw_c)
IF rtncode = -1 THEN MessageBox ("Error", "Not a DataWindowChild")