How To Fix FIN_FB_RECON340 - Item in BSEG but missing in index tables BSID and BSAD

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 340

• Message text: Item in BSEG but missing in index tables BSID and BSAD

What causes this issue?

There are line items in table BSEG which are neither available in the
index table BSID nor in the index table BSAD.

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_RECON340 - Item in BSEG but missing in index tables BSID and BSAD ?

  The SAP error message FIN_FB_RECON340 indicates that there is a discrepancy between the line items in the BSEG table and the corresponding index tables BSID (for open items) and BSAD (for cleared items). This typically occurs during financial reconciliation processes, where the system expects to find a corresponding entry in the index tables for a line item in BSEG, but it cannot.
  Causes:
  
  Data Inconsistency: This can happen due to data inconsistencies, such as incomplete postings or issues during data migration.
  Index Table Issues: The index tables (BSID and BSAD) may not have been updated correctly after a transaction was posted.
  Custom Development: Custom programs or enhancements that manipulate financial data may inadvertently cause inconsistencies.
  Database Issues: Corruption or issues in the database can lead to missing entries in the index tables.
  Archiving: If archiving processes are not correctly configured, it may lead to missing entries in the index tables.
  
  Solutions:
  
  Rebuild Index Tables: You can use transaction codes like SARA (for archiving) or SDBA (for database administration) to check and rebuild the index tables.
  Run Report RFBIBL00: This report can help to reconcile the BSEG and the index tables. It checks for inconsistencies and can help identify missing entries.
  Check for Custom Code: Review any custom developments that may affect financial postings and ensure they are functioning correctly.
  Database Consistency Check: Use transaction DB02 to check for database inconsistencies and perform necessary repairs.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches.
  Manual Correction: In some cases, you may need to manually correct the entries in the database, but this should be done with caution and ideally under the guidance of SAP support.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE16 (to view table contents), FB03 (to display documents), and FBL1N/FBL3N/FBL5N (to display line items).
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it involves complex data integrity issues.
  Backup: Always ensure that you have a backup of your data before performing any corrective actions, especially when dealing with database entries.
  
  By following these steps, you should be able to identify the cause of the FIN_FB_RECON340 error and implement a solution to resolve it.