How To Fix AH771 - Doc. no. &4 does not correspond to doc. no. &3 in billing order

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 771

• Message text: Doc. no. &4 does not correspond to doc. no. &3 in billing order

What causes this issue?

Billing document &v4& is not marked as "reversed for adjustment" in the
billing order for installation &v1& with scheduled billing date &v2&.
Billing document number &v3& appears in the billing order as reversed
for adjustment. Document &v4& can therefore not be deleted from this
billing order.

System Response

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AH771 - Doc. no. &4 does not correspond to doc. no. &3 in billing order ?

  The SAP error message AH771 indicates a mismatch between document numbers in a billing order. Specifically, it suggests that the document number referenced in the billing order does not correspond to the expected document number. This error typically arises in the context of billing and invoicing processes within SAP, particularly in the Sales and Distribution (SD) module.
  Cause:
  
  Data Entry Errors: Incorrect document numbers may have been entered manually during the billing process.
  Document Flow Issues: There may be inconsistencies in the document flow, such as missing or incorrectly linked documents (e.g., sales orders, delivery documents).
  System Configuration: Configuration settings in SAP may not align with the expected document flow or number ranges.
  Custom Development: If there are custom programs or enhancements, they may not be handling document numbers correctly.
  
  Solution:
  
  Verify Document Numbers: Check the document numbers involved in the billing order. Ensure that the document number referenced in the billing order matches the expected document number.
  Check Document Flow: Review the document flow in SAP to ensure that all related documents (sales order, delivery, etc.) are correctly linked and exist in the system.
  Recreate Billing Document: If the document numbers are incorrect, you may need to delete the erroneous billing document and recreate it with the correct references.
  Consult Configuration: Review the configuration settings in the SAP system related to billing and document management. Ensure that the number ranges and document types are set up correctly.
  Debug Custom Code: If there are custom developments, debug the code to identify any issues related to document number handling.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like VF03 (Display Billing Document) to view the billing document and check its details.
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to this error message.
  Documentation: Refer to SAP documentation for detailed information on billing processes and document management in the SD module.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.