How To Fix FIN_FB_RECON361 - Duplicate entry in table FAGLBSAS

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 361

• Message text: Duplicate entry in table FAGLBSAS

What causes this issue?

There are line items in table BSEG with duplicate entry 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_RECON361 - Duplicate entry in table FAGLBSAS ?

  The SAP error message FIN_FB_RECON361 indicates that there is a duplicate entry in the table FAGLBSAS (the General Ledger (G/L) balance sheet account line item table). This error typically arises during the reconciliation process or when trying to post financial documents that affect the G/L accounts.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Duplicate Posting: There may be an attempt to post a financial document that has already been posted, leading to duplicate entries in the FAGLBSAS table.
  Data Consistency Issues: There might be inconsistencies in the data due to manual entries, incorrect data migration, or issues during the closing process.
  Custom Code or Enhancements: If there are custom programs or enhancements that manipulate G/L postings, they might inadvertently create duplicate entries.
  
  Solution:
  To resolve the FIN_FB_RECON361 error, you can follow these steps:
  
  
  Identify Duplicate Entries:
  
  Use transaction code SE16N or SE11 to access the FAGLBSAS table.
  Execute a query to find duplicate entries based on the relevant fields (e.g., document number, fiscal year, company code, etc.).
  
  
  
  Analyze the Duplicates:
  
  Review the duplicate entries to understand why they were created. Check the timestamps, user IDs, and any related documents.
  
  
  
  Remove or Correct Duplicates:
  
  If duplicates are found, you may need to delete or correct them. This can be done using transaction FB08 (to reverse documents) or through a custom program if necessary.
  Ensure that you have a backup of the data before making any deletions or corrections.
  
  
  
  Check for Custom Code:
  
  If there are custom programs or enhancements, review them to ensure they are not causing duplicate postings.
  
  
  
  Run Consistency Checks:
  
  Use transaction F.19 (for G/L account balance check) or F.16 (for G/L account line item display) to check for inconsistencies in the G/L accounts.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  
  
  
  Engage SAP Support:
  
  If the issue persists and you cannot identify the root cause, consider reaching out to SAP Support for assistance.
  
  
  
  Related Information:
  
  FAGLBSAS Table: This table stores line items for balance sheet accounts in the new G/L accounting.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB03 (Display Document), FB08 (Reverse Document), and SE16N (Table Display).
  Data Migration: If the issue arose after a data migration, review the migration process to ensure that it was executed correctly without duplicating entries.
  
  By following these steps, you should be able to identify and resolve the FIN_FB_RECON361 error effectively.