Message type: E = Error
Message class:  FINS_FI_MIG - SAP S/4HANA Finance: Data Migration 
Message number: 009
Message text: Migration from classic GL to new GL is active
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The SAP error message FINS_FI_MIG009 indicates that the migration from the classic General Ledger (GL) to the new General Ledger (New GL) is currently active. This error typically arises when you attempt to perform certain operations that are not allowed while the migration process is ongoing.
Cause: The primary cause of this error is that the system is in the process of migrating data from the classic GL to the new GL. During this migration, certain functionalities and operations may be restricted to ensure data integrity and consistency. This can happen if: The migration process has been initiated but not completed. There are still open items or transactions in the classic GL that need to be processed. The system settings or configurations are not fully aligned for the new GL.
Solution: To resolve the FINS_FI_MIG009 error, you can take the following steps: Check Migration Status: Verify the status of the migration process. You can do this by checking
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