How To Fix FINS_ACDOC_CUST118 - BadI FCOM_EXT_LEDGER implemented; migration not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: FINS_ACDOC_CUST - Unified Journal Entry - Customizing

• Message number: 118

• Message text: BadI FCOM_EXT_LEDGER implemented; migration not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_ACDOC_CUST118 - BadI FCOM_EXT_LEDGER implemented; migration not possible ?

  The SAP error message FINS_ACDOC_CUST118 indicates that there is an issue related to the implementation of the Business Add-In (BAdI) FCOM_EXT_LEDGER during the migration process. This error typically arises when you are trying to migrate data to the new General Ledger (G/L) accounting structure in SAP S/4HANA, and the system detects that the BAdI has been implemented in a way that is incompatible with the migration process.
  Cause:
  
  BAdI Implementation: The BAdI FCOM_EXT_LEDGER has been implemented in your system, which may contain custom logic that is not compatible with the migration to the new G/L structure.
  Migration Settings: The settings or configurations for the migration may not align with the custom logic defined in the BAdI.
  Data Consistency: There may be inconsistencies in the data that the BAdI is trying to process, which could lead to migration issues.
  
  Solution:
  
  
  Review BAdI Implementation: Check the implementation of the BAdI FCOM_EXT_LEDGER. You may need to modify or deactivate the BAdI implementation temporarily to allow for a successful migration.
  
  Use transaction code SE18 to view the BAdI definition and SE19 to check the implementation.
  
  
  
  Consult Documentation: Review the SAP documentation related to the BAdI and the migration process to understand the expected behavior and any prerequisites that need to be met.
  
  
  Testing: If you modify the BAdI, ensure to test the changes in a development or quality assurance environment before applying them to production.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  
  Engage SAP Support: If you are unable to resolve the issue, consider reaching out to SAP Support for assistance. Provide them with details of the error message and the context in which it occurs.
  
  
  Related Information:
  
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, ensure that all prerequisites for the migration are met and that the data is in a consistent state.
  Custom Logic Review: If your organization has extensive custom logic in place, it may be beneficial to conduct a review of all custom implementations that could affect the migration process.
  Testing Environment: Always perform migrations in a testing environment first to identify potential issues without impacting production data.
  
  By addressing the BAdI implementation and ensuring that it aligns with the migration requirements, you should be able to resolve the error and proceed with the migration successfully.