E-Invoice in Odoo: Validation errors possible with Factur-X/ZUGFeRD Odoo E-Invoice Factur-X ZUGFeRD EN 16931 E-Invoice in Odoo: Validation errors possible with Factur-X/ZUGFeRD Odoo versions before 18 export Factur-X/ZUGFeRD invoices with a detail that can cause rejec... E-Rechnung EN 16931 Factur-X Odoo ZUGFeRD