How To Fix FKKBIX2007 - Item for source trans. &1 is a duplicate according to check schema &2

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKBIX2 - Billing in Contract Accounts Receivable and Payable

• Message number: 007

• Message text: Item for source trans. &1 is a duplicate according to check schema &2

What causes this issue?

For the item being transferred of business partner &v3& with source
transaction &v1&, an unreversed <DS:TX.FKKBIX_BIT>billable item</>
already exists, which, according to the <DS:DE.BIT_DCFIELD_KK>comparison
fields</> entered in <DS:DE.BIT_DCSCHEMA_KK>check schema</> &v2& for the
duplicate check, is identical with the item being transferred.

System Response

The treatment of the item being transferred is based on the
<DS:DE.BIT_DCPROCRULE_KK>processing rule</> entered in schema &v2&.

How to fix this error?

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

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 FKKBIX2007 - Item for source trans. &1 is a duplicate according to check schema &2 ?

  The SAP error message FKKBIX2007 indicates that there is a duplicate item in the context of a source transaction, which is being checked against a specified check schema. This error typically arises during the processing of financial documents, particularly in the context of invoice verification or payment processing.
  Cause:
  The error occurs when the system detects that an item being processed (identified by the source transaction number) is already present in the document or transaction being validated. This can happen due to:
  
  Duplicate Entries: The same invoice or payment has been entered multiple times.
  Incorrect Data Entry: Manual entry errors leading to the same transaction being recorded more than once.
  Configuration Issues: The check schema may be set up in a way that does not allow for certain duplicates, even if they are valid in other contexts.
  
  Solution:
  To resolve the FKKBIX2007 error, you can take the following steps:
  
  
  Check for Duplicates:
  
  Review the transaction or document in question to see if it has already been processed. Look for any duplicate entries in the system.
  Use transaction codes like FB03 (Display Document) or FBL1N (Vendor Line Item Display) to check for existing entries.
  
  
  
  Correct Data Entry:
  
  If duplicates are found, determine which entry is valid and remove or correct the duplicate entry.
  Ensure that all data entries are accurate and do not inadvertently create duplicates.
  
  
  
  Review Check Schema:
  
  If you believe the duplicate is valid, review the check schema configuration. You may need to adjust the settings to allow for certain duplicates if they are legitimate.
  Consult with your SAP configuration team or refer to the SAP documentation for guidance on modifying check schemas.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant notes or updates regarding this error message. There may be specific patches or updates that address this issue.
  
  
  
  Testing:
  
  After making corrections, reprocess the transaction to see if the error persists. Ensure that the changes made do not introduce new issues.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for document processing and reporting, such as FB60 (Enter Incoming Invoice), FB70 (Enter Outgoing Invoice), and FBL3N (G/L Account Line Item Display).
  SAP Documentation: Refer to the official SAP Help Portal for detailed information on error messages and their resolutions.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, providing insights or solutions from other users' experiences.
  
  By following these steps, you should be able to identify the cause of the FKKBIX2007 error and implement a solution to resolve it.