How To Fix FIN_FB_RECON337 - Open item in BSEG, missing in FAGLBSIS, available in FAGLBSAS

FIN_FB_RECON337 - Overview

• Message type: E = Error

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

• Message number: 337

• Message text: Open item in BSEG, missing in FAGLBSIS, available in FAGLBSAS

What causes this issue?

There are open line items in table BSEG which are <ZH>not</> available
in the index table FAGLBSIS but these open line items are already
available 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_RECON337 - Open item in BSEG, missing in FAGLBSIS, available in FAGLBSAS ?

  The SAP error message FIN_FB_RECON337 indicates a reconciliation issue between the General Ledger (G/L) and the sub-ledger accounts. Specifically, it points out that there is an open item in the BSEG table (which contains line items for accounting documents) that is missing in the FAGLBSIS table (which is used for the balance sheet and income statement) but is available in the FAGLBSAS table (which contains the balances for the G/L accounts).
  
  Cause:
  
  
  Data Inconsistency: The primary cause of this error is a data inconsistency between the accounting documents and the balance sheet items. This can occur due to various reasons, such as:
  
  Manual adjustments or postings that were not properly reflected in the balance sheet.
  Issues during the migration of data from legacy systems to SAP.
  Errors during the posting process that prevent the correct update of the FAGLBSIS table.
  Missing or incomplete clearing of open items.
  
  
  
  
  Configuration Issues: Incorrect configuration in the financial accounting settings can