How To Fix FIN_FB_RECON360 - Duplicate entry in table FAGLBSIS

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 360

• Message text: Duplicate entry in table FAGLBSIS

What causes this issue?

There are line items in table BSEG with duplicate entry in the index
table FAGLBSIS.

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_RECON360 - Duplicate entry in table FAGLBSIS ?

  The SAP error message FIN_FB_RECON360, which indicates a "Duplicate entry in table FAGLBSIS," typically arises during the reconciliation process in financial accounting. This error suggests that there are duplicate entries in the FAGLBSIS table, which is used for storing line items for the General Ledger (G/L) in the new General Ledger Accounting (New G/L) functionality.
  Cause:
  
  Data Entry Issues: Duplicate entries may occur due to incorrect data entry or processing errors during posting.
  System Errors: Bugs or inconsistencies in the system during data migration or updates can lead to duplicate records.
  Parallel Processing: If multiple processes are trying to post the same data simultaneously, it can result in duplicates.
  Custom Programs: Custom ABAP programs or enhancements that manipulate financial data may inadvertently create duplicates.
  
  Solution:
  
  
  Identify Duplicates: Use SQL queries or transaction codes (like SE16 or SE11) to check the FAGLBSIS table for duplicate entries. You can run a query to find entries with the same document number, fiscal year, and other relevant fields.
  Example SQL query:
  SELECT * FROM FAGLBSIS
  WHERE (document_number, fiscal_year) IN (
      SELECT document_number, fiscal_year
      FROM FAGLBSIS
      GROUP BY document_number, fiscal_year
      HAVING COUNT(*) > 1
  );
  
  
  Delete or Correct Duplicates: Once identified, you can either delete the duplicate entries or correct them based on your business rules. Be cautious with deletions, as they can affect financial reporting.
  
  
  Check Custom Code: Review any custom programs or enhancements that may be affecting the posting process. Ensure they are not causing duplicate entries.
  
  
  Review Posting Logic: Ensure that the posting logic in your financial processes is robust and does not allow for duplicate entries. This may involve reviewing transaction codes, batch jobs, or any automated processes.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this issue. There may be patches or updates that resolve known bugs related to this error.
  
  
  System Configuration: Review your system configuration to ensure that it is set up correctly for handling G/L postings and that there are no settings that could lead to duplicates.
  
  
  Testing: After making corrections, conduct thorough testing to ensure that the issue does not recur.
  
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE16 (Data Browser) or SE11 (Data Dictionary) to analyze the FAGLBSIS table.
  SAP Documentation: Refer to SAP Help documentation for detailed information on the FAGLBSIS table and its role in the New G/L.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it appears to be a system bug or requires deeper investigation.
  
  By following these steps, you should be able to resolve the FIN_FB_RECON360 error and prevent future occurrences of duplicate entries in the FAGLBSIS table.