How To Fix FIN_FB_RECON335 - Open item in BSEG, missing in BSID (but available in BSAD)

FIN_FB_RECON335 - Overview

• Message type: E = Error

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

• Message number: 335

• Message text: Open item in BSEG, missing in BSID (but available in BSAD)

What causes this issue?

There are open line items in table BSEG which are <ZH>not</> available
in the index table BSID but these open line items are already available
in the index table BSAD.

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_RECON335 - Open item in BSEG, missing in BSID (but available in BSAD) ?

  The SAP error message FIN_FB_RECON335 indicates that there is an open item in the BSEG table (which contains line items for accounting documents) that is missing in the BSID table (which contains open items for customer accounts) but is available in the BSAD table (which contains cleared items for customer accounts). This situation typically arises during the reconciliation process between the accounting documents and the open items in the customer accounts.
  
  Cause:
  
  Cleared Items: The item in question may have been cleared in the customer account, which would move it from BSID to BSAD, but the corresponding entry in BSEG may not have been updated or cleared properly.
  Data Inconsistency: There may be inconsistencies in the data due to manual adjustments, incorrect postings, or issues during data migration.
  Document Type Issues: The document type used for the transaction may not be configured correctly, leading to discrepancies between the tables.
  Posting Errors: Errors during posting transactions