How To Fix AJ556 - Doc. no. &1 (contract &2) has separate period-end billing

SAP Error Message - Details

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 556

• Message text: Doc. no. &1 (contract &2) has separate period-end billing

What causes this issue?

Billing document &V1& for contract &V2& has a separate final billing.
In this case, you cannot directly undo the adjustment reversal for
document &V3&.

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message AJ556 - Doc. no. &1 (contract &2) has separate period-end billing ?

  The SAP error message AJ556 indicates that there is an issue with the billing process for a specific contract. The message states that the document number (indicated by &1) associated with the contract (indicated by &2) has separate period-end billing. This typically means that the billing for the contract is set up in such a way that it requires a different handling or process than what is currently being attempted.
  Cause:
  
  Separate Period-End Billing Configuration: The contract is configured to use separate period-end billing, which means that billing is not processed in the usual manner but rather at the end of a specified period.
  Billing Type Mismatch: The billing type or the settings in the billing document may not align with the requirements of the contract.
  Incomplete Data: There may be missing or incorrect data in the contract or billing document that prevents the system from processing the billing correctly.
  
  Solution:
  
  Check Contract Settings: Review the contract settings to confirm that it is indeed set up for separate period-end billing. You can do this by navigating to the contract in the SAP system and checking the billing settings.
  Review Billing Document: Ensure that the billing document is created with the correct billing type that corresponds to the contract's requirements. If necessary, create a new billing document that aligns with the contract settings.
  Adjust Billing Process: If the contract requires separate period-end billing, ensure that you are following the correct process for this type of billing. This may involve running specific reports or transactions designed for period-end billing.
  Consult Documentation: Refer to SAP documentation or help resources for detailed instructions on handling contracts with separate period-end billing.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert who can provide 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: Check for any SAP Notes related to billing issues or specific error messages that may provide additional insights or solutions.
  Training and Documentation: Ensure that users involved in the billing process are trained on the specific requirements for contracts with separate period-end billing to avoid future errors.
  
  By following these steps, you should be able to resolve the AJ556 error and successfully process the billing for the specified contract.