How To Fix AH764 - Doc. &4 has doc. number that refers to new billing despite billing order

SAP Error Message - Details

• Message type: E = Error

• Message class: AH - IS-U billing (master data)

• Message number: 764

• Message text: Doc. &4 has doc. number that refers to new billing despite billing order

What causes this issue?

Billing document &v4& is marked as "reversed for adjustment" in the
billing order for installation &v1& with scheduled billing date &v2&.
This implies that document &v4& cannot have the document number of a
new billing.
However, such a billing document (&v3&) is entered in the
<LS>SC_BELNR_N</> field in the document. This indicates an
inconsistency.

System Response

How to fix this error?

INCLUDE ISU_SAP OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AH764 - Doc. &4 has doc. number that refers to new billing despite billing order ?

  The SAP error message AH764 indicates that there is an issue with the document number in the billing process. Specifically, it suggests that the document number refers to a new billing document, even though there is an existing billing order that should be referenced instead. This can occur in scenarios where billing documents are being processed, and there is a mismatch or inconsistency in the document references.
  Cause:
  
  Document Reference Mismatch: The document number being processed does not match the expected billing order or is incorrectly linked to a new billing document.
  Incomplete Billing Process: The billing order may not have been fully processed or completed, leading to confusion in the document references.
  Configuration Issues: There may be configuration settings in the SAP system that are not aligned with the billing process, causing the system to generate new document numbers incorrectly.
  User Error: Manual entry errors or incorrect selections during the billing process can lead to this error.
  
  Solution:
  
  Check Document References: Verify the document number being referenced and ensure it corresponds to the correct billing order. You can do this by checking the billing document and the associated order in the SAP system.
  Review Billing Order Status: Ensure that the billing order is complete and has been processed correctly. If there are any issues with the billing order, resolve them before proceeding with the new billing document.
  Reprocess Billing: If the billing order is incomplete or incorrect, you may need to reverse or delete the erroneous billing document and reprocess the billing order correctly.
  Configuration Review: If the issue persists, review the configuration settings related to billing in the SAP system. Ensure that the settings align with the business processes and that there are no discrepancies.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling this error message. The SAP Notes and Knowledge Base Articles may provide additional insights or patches that can resolve the issue.
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as VF01 (Create Billing Document), VF02 (Change Billing Document), and VF03 (Display Billing Document) to manage billing documents effectively.
  SAP Notes: Search for SAP Notes related to error AH764 for any specific patches or updates that may address this issue.
  User Training: Ensure that users involved in the billing process are adequately trained to minimize manual errors and understand the workflow.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.