How To Fix AJ072 - The type of backbilling was changed

SAP Error Message - Details

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 072

• Message text: The type of backbilling was changed

What causes this issue?

The type of backbilling was changed in the current backbilling period.
The type of backbilling used currently was determined from the rate
category &v1&. The backbilling period starts on &v2&.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AJ072 - The type of backbilling was changed ?

  The SAP error message AJ072, which states "The type of backbilling was changed," typically occurs in the context of billing and invoicing processes within the SAP system, particularly in the SAP IS-U (Industry Solution for Utilities) module. This error usually indicates that there has been a change in the backbilling type for a billing document, which can lead to inconsistencies or issues in the billing process.
  Cause:
  
  Change in Backbilling Type: The most common cause of this error is that the backbilling type for a billing document has been altered after the document was created. This can happen due to manual changes or system updates.
  Inconsistent Data: If there are inconsistencies in the data related to the billing document, such as changes in the contract account or billing parameters, this error may arise.
  Configuration Issues: Incorrect configuration settings in the SAP system related to billing types or backbilling processes can also lead to this error.
  
  Solution:
  
  Check Billing Document: Review the billing document in question to see if the backbilling type has been changed. If it has, you may need to revert it to the original type or create a new billing document with the correct parameters.
  Review Configuration: Check the configuration settings in the SAP system related to billing types and backbilling. Ensure that they are set up correctly and that there are no discrepancies.
  Reprocess the Billing Document: If the billing document is in an inconsistent state, you may need to reverse it and reprocess it with the correct backbilling type.
  Consult Documentation: Refer to SAP documentation or notes related to this error message for specific guidance and troubleshooting steps.
  Contact SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP support for assistance. They may provide insights based on the specific version of SAP you are using.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message. SAP frequently updates its knowledge base with solutions to common issues.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB03 (Display Document), FBL1N (Vendor Line Item Display), or FBL3N (G/L Account Line Item Display) to analyze the billing documents and related data.
  User Exits and BAdIs: If custom logic is implemented in your SAP system, check for any user exits or BAdIs that might affect the billing process and could lead to this error.
  
  By following these steps, you should be able to identify the cause of the AJ072 error and implement a suitable solution.