How To Fix FINS_SIS_BAL003 - Changes to field &1 in the BAdI FINS_SIS_BAL are not allowed.

FINS_SIS_BAL003 - Overview

• Message type: E = Error

• Message class: FINS_SIS_BAL - Impl. of Doc. Splitting: Balances

• Message number: 003

• Message text: Changes to field &1 in the BAdI FINS_SIS_BAL are not allowed.

Self-Explanatory Message

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FINS_SIS_BAL003 - Details

• The SAP error message FINS_SIS_BAL003 indicates that there are changes being attempted to a field in the BAdI (Business Add-In) FINS_SIS_BAL that are not permitted. This typically occurs in the context of the SAP Financials module, particularly when dealing with the SAP S/4HANA system and its financial reporting functionalities.
  
  Cause:
  
  BAdI Implementation Restrictions: The BAdI FINS_SIS_BAL has specific restrictions on which fields can be modified. If your implementation attempts to change a field that is not allowed, this error will be triggered.
  Incorrect Logic in BAdI Implementation: If the logic in the BAdI implementation is trying to modify a field that is meant to be read-only or is not intended to be changed during the execution of the BAdI, this error will occur.
  Version Compatibility: Sometimes, the version of the BAdI or the underlying data model may not support certain changes, leading to this error.
  
  
  Solution:
  
  Review BAdI Implementation: Check the implementation of the BAdI FINS_SIS_BAL