Check if the amount total is zero and in that case doesnt let you Validate de invoice.
Check and Giro module by Alphasoft.
Cheque Payment Method Payment By Cheque Invoice Payment By Cheque Add Cheque Number On Payment Add Cheque Image On Payment Payment Cheque Details Cheque Payment Payment By Cheque Cheque Details On Validate Payment Odoo
Cheque followup as PDC/CDC/Direct Payment/Advance payment
Design your own bank cheque formats using this module and be able to print cheques from the Odoo system. | Accounting | Banking | Cheque | Custom Cheque | Cheque format | Cheque Print | Odoo Custom Format | Payment Cheque
Full cheque life cycle Management.
Chinese Fapiao Management and link with OpenERP Invoice
Fapiao manage in china, chinese.发票号码，发票代码管理。 Add fapiao number, fapiao code to invoice account move. Add fapiao required or not to sale order to do: fapiao manager.
Payment Acquirer: Cielo Integration With Odoo