How To Fix FINS_RECON358 - &1: Duplicate entry in table BSIK_BCK

SAP Error Message - Details

• Message type: E = Error

• Message class: FINS_RECON - SAP S/4HANA Finance Migration: Reconciliation

• Message number: 358

• Message text: &1: Duplicate entry in table BSIK_BCK

What causes this issue?

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

System Response

How to fix this error?

Details about this issue (duplicate entry in index table) can be found
in the summary at the end of the application log (message number 368).

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 FINS_RECON358 - &1: Duplicate entry in table BSIK_BCK ?

  The SAP error message FINS_RECON358 with the description "Duplicate entry in table BSIK_BCK" typically indicates that there is a duplicate entry in the BSIK_BCK table, which is used for managing open items in accounts payable. This error can occur during processes such as reconciliation or when trying to post documents.
  Cause:
  
  
  Duplicate Entries: The most common cause of this error is that there are duplicate entries in the BSIK_BCK table. This can happen due to:
  
  Incorrect data uploads or migrations.
  Manual entries that inadvertently create duplicates.
  Issues during the posting of invoices or credit memos.
  
  
  
  Data Consistency Issues: There may be inconsistencies in the data that lead to the system identifying the same entry multiple times.
  
  
  Custom Developments: If there are custom programs or enhancements that interact with the BSIK_BCK table, they might inadvertently create duplicates.
  
  
  Solution:
  
  
  Identify Duplicates: 
  
  Use SQL queries to check for duplicate entries in the BSIK_BCK table. You can run a query like:
  SELECT * FROM BSIK_BCK
  GROUP BY <key_fields>
  HAVING COUNT(*) > 1;
  
  Replace <key_fields> with the relevant fields that define a unique entry in your context.
  
  
  
  Remove Duplicates: 
  
  Once identified, you can either delete the duplicate entries or correct them based on your business rules. Be cautious with deletions to avoid data loss.
  If you are unsure, consult with your SAP Basis or ABAP team to handle this safely.
  
  
  
  Check Custom Code: 
  
  Review any custom code or enhancements that might be affecting the BSIK_BCK table to ensure they are not causing duplicates.
  
  
  
  Data Migration Review: 
  
  If the issue arose after a data migration, review the migration process to ensure that it correctly handled duplicates.
  
  
  
  Consult SAP Notes: 
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  
  
  Testing: 
  
  After making changes, perform thorough testing to ensure that the issue is resolved and that no new issues have been introduced.
  
  
  
  Related Information:
  
  BSIK_BCK Table: This table is part of the SAP Financial Accounting module and is used to store open items for accounts payable. Understanding its structure and purpose can help in troubleshooting.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  FB03: Display Document
  FBL1N: Vendor Line Item Display
  SE11: Data Dictionary to view table structure.
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.