How To Fix FINS_RECON621 - Missing entry in BSEG but existing in ACDOCA: &1 message(s)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 621

• Message text: Missing entry in BSEG but existing in ACDOCA: &1 message(s)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_RECON621 - Missing entry in BSEG but existing in ACDOCA: &1 message(s) ?

  The SAP error message FINS_RECON621 indicates that there is a discrepancy between the line items in the BSEG table (which is the accounting document segment table) and the ACDOCA table (which is the universal journal entry table). Specifically, this error occurs when there is an entry in ACDOCA that does not have a corresponding entry in BSEG.
  Cause:
  
  Data Migration Issues: This error often arises during data migration processes, where data is transferred from legacy systems to SAP S/4HANA. If the migration is not executed correctly, it can lead to inconsistencies between the two tables.
  Document Deletion: If a document was deleted from BSEG but not from ACDOCA, this can lead to this error.
  Inconsistent Posting: If there are inconsistencies in the posting processes, such as manual adjustments or corrections that were not properly reflected in both tables.
  Custom Development: Custom programs or enhancements that manipulate financial data may inadvertently cause discrepancies.
  
  Solution:
  
  Data Consistency Check: Perform a consistency check between BSEG and ACDOCA. You can use transaction codes like FB03 to view documents in BSEG and ACDOCA to check the universal journal entries.
  Reconcile Data: Identify the missing entries in BSEG for the records present in ACDOCA. You may need to manually create the missing entries or adjust the data as necessary.
  Use SAP Tools: Utilize SAP tools such as the SAP S/4HANA Migration Cockpit or SAP Data Services to ensure that data migration is performed correctly.
  Check for Custom Code: Review any custom code or enhancements that may affect the posting process to ensure they are functioning correctly.
  Consult SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on resolving it. SAP Notes can provide patches or recommendations for known issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE16N (to view table entries), FB03 (to display accounting documents), and FBL1N (to display vendor line items).
  SAP Documentation: Review SAP documentation related to the Universal Journal and the integration of financial data in S/4HANA.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it involves complex data integrity issues.
  
  By following these steps, you should be able to identify the cause of the FINS_RECON621 error and implement a solution to resolve it.