How To Fix FIN_FB_RECON341 - Item in BSEG but missing in index tables BSIK and BSAK

SAP Error Message - Details

• Message type: E = Error

• Message class: FIN_FB_RECON - Conversion to S/4HANA: Reconciliation

• Message number: 341

• Message text: Item in BSEG but missing in index tables BSIK and BSAK

What causes this issue?

There are line items in table BSEG which are neither available in the
index table BSIK nor in the index table BSAK.

System Response

The system informs about this inconsistency which must be corrected in
your productive system before starting the data migration.

How to fix this error?

For more information, see
<DS:URLA.HTTPS://LAUNCHPAD.SUPPORT.SAP.COM/#/NOTES/2714344>SAP Note
2714344.</>

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 FIN_FB_RECON341 - Item in BSEG but missing in index tables BSIK and BSAK ?

  The SAP error message FIN_FB_RECON341 indicates that there is a discrepancy between the line items in the BSEG table (which contains accounting document line items) and the index tables BSIK (open items for vendors) and BSAK (cleared items for vendors). This typically occurs during reconciliation processes or when trying to display vendor balances.
  Cause:
  
  
  Data Inconsistency: The most common cause of this error is data inconsistency between the BSEG table and the index tables (BSIK and BSAK). This can happen due to:
  
  Manual changes to the database that bypass standard SAP processes.
  Incomplete or failed postings that did not update the index tables correctly.
  Issues during data migration or system upgrades.
  
  
  
  Archiving Issues: If documents have been archived improperly, it may lead to missing entries in the index tables.
  
  
  Custom Programs: Custom programs or modifications that manipulate financial data may inadvertently cause inconsistencies.
  
  
  Solution:
  
  
  Rebuild Index Tables: You can use the SAP transaction code SARA to manage archiving and check if the index tables need to be rebuilt. The program RFBLG can be used to regenerate the index tables.
  
  
  Check for Inconsistencies: Use transaction FB03 to display the document in BSEG and verify if it exists in BSIK or BSAK. If it does not, you may need to investigate further.
  
  
  Run Report RFBIBL00: This report can help identify inconsistencies between BSEG and the index tables. It can also help in correcting the discrepancies.
  
  
  Data Consistency Check: Use transaction SE38 to run the report RFBLG or RFBIUS00 to check for inconsistencies and correct them.
  
  
  Consult SAP Notes: Check for any relevant SAP Notes that may address this specific issue. SAP frequently releases notes that provide solutions for known issues.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.
  
  
  Related Information:
  
  BSEG: This table contains all the line items for accounting documents.
  BSIK: This table contains open items for vendor accounts.
  BSAK: This table contains cleared items for vendor accounts.
  Transaction Codes: Familiarize yourself with transaction codes like FB03 (Display Document), SARA (Archive Management), and SE38 (ABAP Program Execution) for troubleshooting.
  
  Preventive Measures:
  
  Regularly perform data consistency checks.
  Ensure that all postings are done through standard SAP transactions to avoid manual inconsistencies.
  Monitor and manage custom developments that interact with financial data.
  
  By following these steps, you should be able to resolve the FIN_FB_RECON341 error and maintain data integrity in your SAP system.