Invoices and documents

Failed or unclear submission

First establish whether the document was accepted to avoid duplicates.

Checked on 6 September 2026

1. For validation errors, correct the indicated draft fields and review again.
2. After a timeout or interruption, check sent documents and the saved result. Do not repeatedly submit.
3. For certificate or authorisation errors, check the local connection and access for the selected company.
4. For support, provide the time, version, browser and a safe error message. Do not send a PIN, private key or complete documents containing personal data.