How fragment references are resolved
references are resolved when you open a form design in Designer,
preview it, or save it as a PDF file. With Workbench, you can also
save a form design as a PDF file in Forms or Output.
When you update a fragment, all form designs that reference the
fragment are refreshed with the changes when you open the form design
in Designer. All form designs that are open in Designer are also
Fragment references in PDF forms are resolved when you open or
save the form design in Designer. If you update a referenced fragment
after you save the PDF form, the old fragment is still visible when
you view the PDF form in Acrobat. To update the PDF form with the
changed fragment, resave the PDF form in Designer.