How To Fix FKKBIX2027 - Consumption item &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: 027

• Message text: Consumption item &1 is a duplicate according to check schema &2

What causes this issue?

For the consumption item being transferred of business partner &v3& with
ID &v1&, an unreversed <DS:TX.FKKBIX_CIT>consumption item</> already
exists, which, according to the <DS:DE.CIT_DCFIELD_KK>comparison fields
</> entered in <DS:DE.CIT_DCSCHEMA_KK>check schema</> &v2& for the
duplicate check, is identical with the item being transferred.
In addition, the check period for the item being transferred has
expired.

System Response

The treatment of the item is in accordance with the setting for the
<DS:DE.CIT_DCOUTDATRULE_KK>processing rule after expiration of the check
period</>.

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 FKKBIX2027 - Consumption item &1 is a duplicate according to check schema &2 ?

  The SAP error message FKKBIX2027 indicates that there is a duplicate consumption item in the system according to the specified check schema. This error typically occurs during the processing of consumption items in the context of financial accounting or controlling, particularly when dealing with the posting of consumption items in the SAP system.
  Cause:
  The error is triggered when the system detects that the consumption item being processed already exists in the database according to the defined check schema. This can happen due to:
  
  Duplicate Entries: The same consumption item has been entered multiple times in the same context (e.g., for the same period, cost center, etc.).
  Incorrect Configuration: The check schema may be configured in such a way that it incorrectly identifies valid entries as duplicates.
  Data Migration Issues: If data has been migrated from another system, it may contain duplicates that were not properly handled during the migration process.
  
  Solution:
  To resolve the FKKBIX2027 error, you can take the following steps:
  
  
  Check for Duplicates:
  
  Review the entries for the consumption item in question. Use transaction codes like FB03 (Display Document) or KSB1 (Cost Centers: Actual Line Items) to check if the item already exists.
  If duplicates are found, determine which entry is valid and delete or correct the unnecessary duplicates.
  
  
  
  Review Check Schema:
  
  Analyze the check schema (&2 in the error message) to ensure it is configured correctly. You may need to consult with your SAP configuration team to adjust the settings if necessary.
  
  
  
  Data Cleansing:
  
  If the issue is due to data migration, perform a data cleansing process to remove or consolidate duplicate entries.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the FKKBIX2027 error for any specific guidance or patches that may address the issue.
  
  
  
  Contact SAP Support:
  
  If the problem persists after checking for duplicates and reviewing the configuration, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB03, KSB1, FBL1N, etc., for reviewing financial documents and line items.
  SAP Notes: Check the SAP Support Portal for any notes related to FKKBIX2027 for additional insights or fixes.
  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 FKKBIX2027 error and implement a solution to resolve it.