How To Fix FAGL_LEDGER_CUST128 - Ledger &1 uses customer field &2

SAP Error Message - Details

• Message type: E = Error

• Message class: FAGL_LEDGER_CUST - New General Ledger: Customizing

• Message number: 128

• Message text: Ledger &1 uses customer field &2

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 FAGL_LEDGER_CUST128 - Ledger &1 uses customer field &2 ?

  The SAP error message FAGL_LEDGER_CUST128 indicates that there is an issue related to the configuration of a ledger in the General Ledger Accounting (FI-GL) module. Specifically, it points out that the ledger you are trying to use has a customer field that is not properly configured or is being referenced incorrectly.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Missing Configuration: The customer field specified in the error message is not configured for the ledger in question.
  Incorrect Field Usage: The customer field may be used in a way that is not compatible with the ledger settings.
  Inconsistent Data: There may be inconsistencies in the data related to the ledger and the customer field.
  
  Solution:
  To resolve the FAGL_LEDGER_CUST128 error, you can follow these steps:
  
  
  Check Ledger Configuration:
  
  Go to the configuration settings for the ledger in question (Transaction Code: OB22).
  Ensure that the customer field specified in the error message is correctly defined and configured for the ledger.
  
  
  
  Review Customer Field Settings:
  
  Navigate to the settings for the customer field (Transaction Code: OBC4).
  Verify that the field is activated and properly linked to the ledger.
  
  
  
  Data Consistency Check:
  
  Perform a consistency check on the data related to the ledger and the customer field.
  Use transaction codes like FAGL3KEH or FAGL3KEI to analyze the data and identify any inconsistencies.
  
  
  
  Adjust Document Posting:
  
  If the error occurs during document posting, review the document for any incorrect entries related to the customer field.
  Make necessary adjustments to ensure that the document complies with the ledger settings.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific details on the configuration of ledgers and customer fields.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the configuration and data, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OB22 (Define Ledgers), OBC4 (Define Customer Fields), and FAGL3KEH (Display Document).
  SAP Notes: Check for any SAP Notes related to FAGL_LEDGER_CUST128 for additional insights or patches that may address the issue.
  User Forums: Engage with SAP community forums or user groups to see if others have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the FAGL_LEDGER_CUST128 error in your SAP system.