BR-FREXT-22
Each Invoice line (BG-25) shall have an Invoiced quantity (BT-129), if the "Subtype of invoice line item" (EXT-FR-FE-163 / BT-X-8) has the value "DETAIL" or is not specified..
error: the document is invalid
What the rule checks
As the rule set's publisher wrote it. The rule runs on every element the context matches, and fails where the test is false; the validator reports the line of that element.
Context
cac:InvoiceLine | cac:CreditNoteLine
Test
not($lineInCalul) or (exists(cbc:InvoicedQuantity) or exists(cbc:CreditedQuantity))
Checked with France EXTENDED-CTC-FR (UBL)