fatalPeppol BIS Billing 3.0profileUBL
When Supplier is Greek, the Invoice Id sixth segment must not be empty
The sixth segment of the invoice id - the serial number - is empty.
Fill the sequential number of the invoice within its series.
UBL — context /ubl-invoice:Invoice/cbc:ID[$isGreekSender] | /ubl-creditnote:CreditNote/cbc:ID[$isGreekSender]
string-length($IdSegments[6]) > 0
Nothing is stored, and the whole invoice is checked, not just this rule. A PDF only works if it is Factur-X / ZUGFeRD — a PDF with the invoice XML inside it.