How To Fix ISJP609 - Payer's Invoice already created at &2. Invoice &3 &1 cannot be created.

SAP Error Message - Details

• Message type: E = Error

• Message class: ISJP - Message class for invoice summary

• Message number: 609

• Message text: Payer's Invoice already created at &2. Invoice &3 &1 cannot be created.

What causes this issue?

You have tried to create a payer's invoice for monthly invoice that has
already been processed and therefore the chronological order of the
documents is not consistent anymore.

System Response

The system does not create the payer's invoice because the chronological
order is not correct. The payer is blocked for further processing.

How to fix this error?

Check for error messages of monthly invoices which are included in this
payer invoice.

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 ISJP609 - Payer's Invoice already created at &2. Invoice &3 &1 cannot be created. ?

  The SAP error message ISJP609 indicates that an invoice for a specific payer has already been created, and therefore, a new invoice cannot be generated for the same payer and reference. This error typically occurs in the context of billing or invoicing processes within SAP, particularly in modules related to Sales and Distribution (SD) or Financial Accounting (FI).
  Cause:
  
  Duplicate Invoice Creation: The primary cause of this error is an attempt to create an invoice for a payer that already has an existing invoice for the same reference (e.g., the same billing document or transaction).
  Incorrect Data Entry: There may be a mistake in the data entry, such as using the wrong payer or invoice reference.
  System Configuration: The system may be configured to prevent duplicate invoices for certain transactions or customers.
  
  Solution:
  
  Check Existing Invoices: Verify if an invoice has already been created for the payer in question. You can do this by checking the billing documents in the SAP system using transaction codes like VF03 (Display Billing Document).
  Review Invoice Reference: Ensure that the reference number you are trying to use for the new invoice is unique and does not match any existing invoices for that payer.
  Correct Data Entry: If you find that the wrong payer or reference was used, correct the data and attempt to create the invoice again.
  Consult with IT or SAP Support: If you believe that the error is occurring incorrectly (e.g., no invoice should exist), consult with your IT department or SAP support team to investigate further. They may need to check the database for any inconsistencies or issues.
  Configuration Review: If this is a recurring issue, it may be worth reviewing the configuration settings in SAP related to invoice creation to ensure they align with your business processes.
  
  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).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional context or solutions for specific scenarios.
  User Documentation: Review user manuals or documentation related to the invoicing process in your organization to ensure compliance with established procedures.
  
  By following these steps, you should be able to resolve the ISJP609 error and successfully manage your invoicing processes in SAP.