How To Fix FBS_SE126 - Data inconsistency in field &2 of structure &1 (value &3)

SAP Error Message - Details

• Message type: E = Error

• Message class: FBS_SE - Messages for Transfer of FIN-MDM Data

• Message number: 126

• Message text: Data inconsistency in field &2 of structure &1 (value &3)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FBS_SE126 - Data inconsistency in field &2 of structure &1 (value &3) ?

  The SAP error message FBS_SE126 indicates a data inconsistency in a specific field of a structure. This error typically arises during financial transactions or when processing data in the SAP system, particularly in the context of financial accounting or controlling modules.
  Cause:
  The error message FBS_SE126 is triggered when the system detects that the value in a specific field (denoted as &2) of a structure (denoted as &1) does not conform to the expected format, range, or business logic. The value that is causing the inconsistency is represented by &3. Common causes for this error include:
  
  Data Entry Errors: Incorrect data input by users, such as entering a value that is out of the allowed range.
  Configuration Issues: Incorrect configuration settings in the financial module that lead to inconsistencies in data processing.
  Data Migration Issues: Problems during data migration from legacy systems to SAP, where data integrity is not maintained.
  Custom Code: If there are custom enhancements or modifications in the system, they may not handle certain data correctly, leading to inconsistencies.
  
  Solution:
  To resolve the FBS_SE126 error, you can follow these steps:
  
  
  Identify the Structure and Field: Check the error message details to identify the specific structure and field that is causing the issue. This will help you understand where to look for the inconsistency.
  
  
  Review the Data: Examine the data in the identified field. Look for any values that do not meet the expected criteria (e.g., incorrect formats, out-of-range values).
  
  
  Check Configuration: Review the configuration settings related to the financial module. Ensure that all settings are correct and align with business requirements.
  
  
  Data Validation: If the error occurred during data entry, implement validation checks to prevent incorrect data from being entered in the future.
  
  
  Debug Custom Code: If there are custom enhancements, debug the code to identify any logic that may be causing the inconsistency.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific error message for additional guidance and troubleshooting steps.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. Provide them with the error details and any relevant context.
  
  
  Related Information:
  
  Transaction Codes: You may want to check transaction codes related to financial postings, such as FB01 (Post Document), FB50 (G/L Account Document), or others depending on the context of the error.
  SAP Notes: Search for SAP Notes that may address this specific error message or provide guidance on similar issues.
  Data Consistency Checks: Regularly perform data consistency checks in your SAP system to identify and rectify issues before they lead to errors during transactions.
  
  By following these steps, you should be able to identify and resolve the data inconsistency issue indicated by the FBS_SE126 error message.