BR-CO-16
A rule of the European standard EN 16931 – applies to every invoice following the standard, including Peppol BIS Billing 3.0.
What this error means
BR-CO-16
Amount due for payment (BT-115) must equal total with VAT (BT-112) minus paid amount (BT-113) plus rounding (BT-114).
How to fix it
Recalculate PayableAmount; if nothing was prepaid, it simply equals the total with VAT.