How To Fix FIN_FB_RECON343 - Item in BSEG_ADD but missing in tables FAGLBSIS and FAGLBSAS

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 343

• Message text: Item in BSEG_ADD but missing in tables FAGLBSIS and FAGLBSAS

What causes this issue?

There are line items in table BSEG_ADD which are neither available in
the index table FAGLBSIS nor in the index table FAGLBSAS.

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_RECON343 - Item in BSEG_ADD but missing in tables FAGLBSIS and FAGLBSAS ?

  The SAP error message FIN_FB_RECON343 indicates that there is a discrepancy between the BSEG_ADD table and the FAGLBSIS and FAGLBSAS tables. This typically occurs during the reconciliation process, particularly when dealing with financial documents and their associated line items.
  Cause:
  
  
  Data Inconsistency: The error usually arises when there are entries in the BSEG_ADD table that do not have corresponding entries in the FAGLBSIS (General Ledger Document Segment) and FAGLBSAS (General Ledger Document Segment for Account Balances) tables. This can happen due to:
  
  Incomplete or failed postings.
  Manual changes or deletions in the database that were not properly reflected in all related tables.
  Issues during data migration or system upgrades.
  
  
  
  Missing Data: If the financial documents were posted without the necessary updates to the balance sheet or if the reconciliation process was interrupted, it could lead to missing entries.
  
  
  Solution:
  
  
  Check for Missing Entries: 
  
  Use transaction codes like SE16 or SE11 to check the contents of the BSEG_ADD, FAGLBSIS, and FAGLBSAS tables. Look for the specific item mentioned in the error message.
  Identify if the item exists in BSEG_ADD but not in the other two tables.
  
  
  
  Reconcile Data: 
  
  If you find discrepancies, you may need to run reconciliation programs or reports to identify and correct the inconsistencies.
  Use transaction code FBRA (Reset Document) or FB08 (Reverse Document) to reverse any incorrect postings if necessary.
  
  
  
  Repost Missing Entries: 
  
  If the entries are indeed missing, you may need to repost the relevant financial documents to ensure that all tables are updated correctly.
  
  
  
  Check for Custom Code: 
  
  If there are any custom developments or enhancements in your SAP system, ensure that they are not interfering with the standard posting processes.
  
  
  
  Consult SAP Notes: 
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. There may be patches or updates that can resolve known issues.
  
  
  
  System Audit: 
  
  Conduct a thorough audit of the system to ensure that there are no underlying issues causing data inconsistencies. This may involve checking for database integrity and ensuring that all relevant processes are functioning correctly.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE16 (Data Browser), SE11 (Data Dictionary), FBRA (Reset Document), and FB08 (Reverse Document) for troubleshooting.
  SAP Documentation: Review SAP documentation related to financial postings and reconciliation processes for additional insights.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By following these steps, you should be able to identify the cause of the FIN_FB_RECON343 error and implement a solution to resolve it.