How To Fix FINS_RECON334 - &1: Open item in BSEG, missing in BSIS_BCK (but available in BSAS_BCK)

FINS_RECON334 - Overview

• Message type: E = Error

• Message class: FINS_RECON - SAP S/4HANA Finance Migration: Reconciliation

• Message number: 334

• Message text: &1: Open item in BSEG, missing in BSIS_BCK (but available in BSAS_BCK)

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Details about this issue (possible missing clearing information) can be
found in the summary at the end of the application log (message number
344).

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

FINS_RECON334 - Details

• The SAP error message FINS_RECON334 indicates a reconciliation issue between the open items in the BSEG table and the corresponding entries in the BSIS_BCK and BSAS_BCK tables. This error typically arises during the reconciliation process, where the system checks for consistency between these tables.
  
  Cause:
  
  
  Data Inconsistency: The error suggests that there is an open item in the BSEG table that is not found in the BSIS_BCK table but is available in the BSAS_BCK table. This inconsistency can occur due to various reasons, such as:
  
  Manual changes or deletions in the database.
  Issues during the posting or clearing of documents.
  Data migration or system upgrades that did not complete successfully.
  Incorrect configuration or settings in the financial module.
  
  
  
  Clearing Issues: If a document was cleared but the corresponding entries in the BSIS_BCK table were not updated correctly, this could lead to the error.
  
  
  
  Solution:
  
  
  Data Consistency Check: Perform a consistency check between the BSEG, BSIS_BCK, and BSAS_BCK tables. You