How To Fix 9J1UFDI428 - You cannot assign Payment documents to XML &1, only Down Payments

9J1UFDI428 - Overview

• Message type: E = Error

• Message class: 9J1UFDI - Messages for Ukraine E-Invoices

• Message number: 428

• Message text: You cannot assign Payment documents to XML &1, only Down Payments

What causes this issue?

You are trying to assign Payment documents to an XML file that already
has Down Payment documents assigned to it. You can either assign
Payments or Down Payments to XML files.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

9J1UFDI428 - Details

• The SAP error message 9J1UFDI428 indicates that there is an issue with assigning payment documents to a specific XML document type. The message specifies that only down payments can be assigned to the XML document in question.
  
  Cause:
  This error typically arises in the context of financial transactions where the system is trying to assign a payment document to an XML document type that is not configured to accept such assignments. The system is designed to allow only down payments to be linked to this specific XML document type, which may be due to business rules or configuration settings in the SAP system.
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Check Document Type Configuration:
  
  Review the configuration settings for the XML document type in question. Ensure that it is set up to accept the types of payment documents you are trying to assign.
  You may need to consult with your SAP configuration team or refer