How To Fix AJ799 - Billing document missing for secondary installation &1

SAP Error Message - Details

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 799

• Message text: Billing document missing for secondary installation &1

What causes this issue?

Billing documents from secondary installation &V1& are required for
billing primary installation &V2&. Billing documents must be available
for the complete billing period of the primary installation. However,
there is no suitable billing document in the period &v3& to &v4&.

System Response

The billing procedure for primary installation &v2& is cancelled.

How to fix this error?

Find out why the billing document is not available.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AJ799 - Billing document missing for secondary installation &1 ?

  The SAP error message AJ799, which states "Billing document missing for secondary installation &1," typically occurs in the context of billing and invoicing processes, particularly when dealing with installations in the SAP IS-U (Industry Solution for Utilities) module. This error indicates that there is a secondary installation (like a sub-meter or a related service point) that does not have an associated billing document.
  Causes:
  
  Missing Billing Document: The primary cause is that the system expects a billing document for the secondary installation, but it cannot find one.
  Incorrect Configuration: There may be configuration issues in the billing setup for secondary installations.
  Data Inconsistencies: There could be inconsistencies in the master data related to installations or billing documents.
  Incomplete Billing Process: The billing process for the secondary installation may not have been completed or executed properly.
  Timing Issues: The billing document may not have been created yet due to timing issues in the billing cycle.
  
  Solutions:
  
  Check Billing Document Creation: Verify if the billing document for the secondary installation has been created. If not, you may need to run the billing process again.
  Review Configuration: Check the configuration settings for billing documents related to secondary installations. Ensure that all necessary settings are correctly configured.
  Data Consistency Check: Perform a data consistency check to ensure that all related master data (installations, service points, etc.) is accurate and complete.
  Run Billing Program: If the billing document is missing, you may need to execute the relevant billing program (e.g., transaction code FPL9 for billing) to generate the missing document.
  Consult Logs: Check the application logs for any additional error messages or warnings that could provide more context about the issue.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting SAP documentation for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FPL9 (for billing) and EEDM (for installation data).
  SAP Notes: Look for SAP Notes related to this error message for any patches or updates that may address the issue.
  Documentation: Review SAP documentation on billing processes in IS-U to understand the expected workflow and requirements for secondary installations.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.