UDF on AR Invoice Histrory will not print on invoice Document.

UDF on AR Invoice history Inquire

Having added a UDF to the AR Invoice history  Called Enhatch order Id.  When trying to print a copy of an invoice from this record the UDF does not print and it has been added to the form.

Any ideas as to what link I am missing?

To see the invoice printout see below.

/cfs-file/__key/communityserver-discussions-components-files/100/INN-Invoice-History_5F00_Redacted.pdf