How To Fix CNV20200181 - FIAA-BELNR number range is external => number level not updated!

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20200 - Messages for development class CNV_20200

• Message number: 181

• Message text: FIAA-BELNR number range is external => number level not updated!

Self-Explanatory Message

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• What is the cause and solution for SAP error message CNV20200181 - FIAA-BELNR number range is external => number level not updated! ?

  The SAP error message CNV20200181 with the description "FIAA-BELNR number range is external => number level not updated!" typically occurs during data migration or conversion processes, particularly when working with the Financial Accounting (FI) and Asset Accounting (AA) modules. This error indicates that the system is trying to update a number range that is defined as external, which means that the number range is managed outside of the SAP system (e.g., manually or through an external system).
  Cause:
  
  External Number Range: The number range for the document number (BELNR) in the Asset Accounting (FIAA) is set to external. This means that the system expects the document numbers to be provided externally rather than generated internally by SAP.
  Data Migration Issues: During data migration, if the system attempts to generate or update a document number that is supposed to be external, it will trigger this error.
  Configuration Settings: The configuration settings for number ranges in the system may not align with the data being processed.
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects) and check the configuration for the number range object related to FIAA (Asset Accounting).
  Ensure that the number range is correctly set up as external if that is the intended configuration.
  
  
  
  Provide Valid External Numbers:
  
  If the number range is external, ensure that the data being migrated includes valid external document numbers that conform to the defined number range.
  Update the migration data to include the correct external numbers if necessary.
  
  
  
  Adjust Migration Program:
  
  If you are using a migration tool or program, check the logic to ensure it handles external number ranges correctly. You may need to modify the program to skip updating the number level for external ranges.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or notes related to the specific migration process you are using. There may be specific guidelines or prerequisites for handling external number ranges.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform a test migration to ensure that the error does not occur again.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SNRO: To manage number ranges.
  OBH2: To configure number ranges for Asset Accounting.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling external number ranges.
  Migration Tools: If you are using SAP S/4HANA Migration Cockpit or other tools, refer to their specific documentation for handling number ranges.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or functional team for further investigation or to reach out to SAP support for assistance.