Summary:
Digipoort is a service towards the Netherlands government. Basware routes invoices to Digipoort via the e-invoicing system.
Invoice error message from Digipoort: "Document niet succesvol afgeleverd na 12 pogingen".
This most likely means, that the sent e-invoice data file (xml) has something that is not accepted on the receiver side. To get detailed error message, the sent file needs to be validated at http://www.nlvalidatie.nl/validatiesite/.
Instructions:
Please request support from Basware, including the invoice number, in case your sent invoice has this error message.