How To Fix FKKINV034 - Line item must not contain a substitute group for invoice printing

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKINV - Invoicing in Contract Accounts Receivable and Payable

• Message number: 034

• Message text: Line item must not contain a substitute group for invoice printing

trados = fi

What causes this issue?

For a billing document item you have specified the
<DS:DE.PRINT_SUBSTITUTE_KK>substitute group for invoice printing</>.
However, this is only permitted if the billing document item fulfills
one of the following conditions:
The billing document item is <DS:DE.POSTREL_KK>relevant for posting</>
but not <DS:DE.PRINTREL_KK>relevant for printing</>.
The billing document item is relevant for printing but not relevant for
posting.

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 FKKINV034 - Line item must not contain a substitute group for invoice printing ?

  The SAP error message FKKINV034 indicates that there is an issue with the line item in an invoice that is related to a substitute group. This error typically arises in the context of invoicing in the SAP Convergent Charging or Contract Accounts Receivable and Payable (FI-CA) modules.
  Cause:
  The error occurs when the system detects that a line item in the invoice is associated with a substitute group, which is not allowed for the invoice printing process. Substitute groups are used in SAP to manage alternative items or services that can replace the original item. However, during the invoice printing process, the system expects that all line items should be standard items without any substitutes.
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Line Items: Review the line items in the invoice to identify any that are part of a substitute group. You can do this by navigating to the invoice document and examining the details of each line item.
  
  
  Remove Substitute Group: If you find any line items that are associated with a substitute group, you will need to either:
  
  Remove the substitute group association from the line item.
  Replace the line item with a standard item that does not have a substitute group.
  
  
  
  Reprocess the Invoice: After making the necessary adjustments to the line items, attempt to reprocess the invoice for printing.
  
  
  Consult Documentation: If you are unsure about how to modify the line items or if the issue persists, consult the SAP documentation or reach out to your SAP support team for further assistance.
  
  
  Check Configuration: In some cases, the configuration settings for invoice processing may need to be reviewed to ensure that they align with your business processes.
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like FB03 (Display Document) or FBL5N (Customer Line Item Display) to view and analyze the invoice and its line items.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling substitute groups in invoices.
  User Exits or BAdIs: If your organization has custom developments, check if there are any user exits or BAdIs that might be affecting the invoice processing logic.
  
  By following these steps, you should be able to resolve the FKKINV034 error and successfully print the invoice.