How To Fix FAGL_MIG123 - Document splitting information for &1 &2 &3 &4 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: FAGL_MIG - Migration to New General Ledger Accounting

• Message number: 123

• Message text: Document splitting information for &1 &2 &3 &4 already exists

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message FAGL_MIG123 - Document splitting information for &1 &2 &3 &4 already exists ?

  The SAP error message FAGL_MIG123 indicates that there is an issue with document splitting information during the migration process in the context of Financial Accounting (FI) and General Ledger (G/L) accounting. This error typically arises when you are trying to migrate financial documents, and the system finds that document splitting information for the specified document already exists.
  Cause:
  The error can occur due to several reasons:
  
  Duplicate Entries: The document splitting information for the specified document already exists in the system, which can happen if the migration process is attempted multiple times without proper cleanup.
  Incorrect Migration Data: The data being migrated may have inconsistencies or duplicates that lead to conflicts in the document splitting information.
  Configuration Issues: There may be issues with the configuration of document splitting in the system, leading to unexpected behavior during migration.
  
  Solution:
  To resolve the FAGL_MIG123 error, you can take the following steps:
  
  
  Check for Duplicates:
  
  Review the migration data to ensure that there are no duplicate entries for the documents being processed. If duplicates are found, remove or correct them.
  
  
  
  Clear Existing Document Splitting Information:
  
  If the migration process has been attempted previously, you may need to clear the existing document splitting information for the specified documents before re-running the migration. This can often be done through specific transaction codes or programs designed for data cleanup.
  
  
  
  Review Migration Logs:
  
  Check the migration logs for any additional error messages or warnings that may provide more context about the issue. This can help identify the specific documents or entries causing the problem.
  
  
  
  Validate Configuration:
  
  Ensure that the document splitting configuration in your SAP system is set up correctly. This includes checking the settings for document types, splitting characteristics, and any related configuration in the Financial Accounting module.
  
  
  
  Consult SAP Notes:
  
  Look for relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide solutions or workarounds for known issues.
  
  
  
  Testing in a Sandbox Environment:
  
  If possible, replicate the migration process in a sandbox environment to identify the root cause of the issue without affecting the production system.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for assistance. They can provide more detailed guidance based on your specific system configuration and migration scenario.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FAGL_MIGRATE for migration processes and FAGL_SPLIT for document splitting configurations.
  Documentation: Review SAP documentation related to document splitting and migration processes to ensure compliance with best practices.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to address the FAGL_MIG123 error and successfully complete your migration process.