How To Fix CNV_20400_CHECK037 - All controlling areas have same financial management area

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20400_CHECK - Messages for check functions (controlling area merge)

• Message number: 037

• Message text: All controlling areas have same financial management area

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20400_CHECK037 - All controlling areas have same financial management area ?

  The SAP error message CNV_20400_CHECK037 indicates that all controlling areas in the system are linked to the same financial management area. This situation can arise during data migration or system configuration, particularly when using SAP's Conversion or Migration tools.
  Cause:
  
  Configuration Issue: The error typically occurs when the system is configured in such a way that multiple controlling areas are assigned to the same financial management area. This can happen if the controlling areas are not set up correctly or if there is a misunderstanding of how financial management areas should be assigned.
  Data Migration: If you are migrating data from a legacy system, it is possible that the data being imported has multiple controlling areas incorrectly mapped to the same financial management area.
  
  Solution:
  
  
  Review Configuration:
  
  Check the configuration of your controlling areas in the SAP system. Ensure that each controlling area is assigned to a unique financial management area if that is the intended design.
  Use transaction code OKKP to review and adjust the controlling area settings.
  
  
  
  Adjust Financial Management Areas:
  
  If the business process allows, consider creating additional financial management areas to separate the controlling areas appropriately.
  Ensure that the financial management areas are set up correctly in accordance with your organization's financial structure.
  
  
  
  Data Migration Adjustments:
  
  If this error arises during data migration, review the mapping of controlling areas and financial management areas in your migration tool or process.
  Correct any inconsistencies in the data being migrated to ensure that each controlling area is linked to the appropriate financial management area.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or guides related to controlling area and financial management area configuration for best practices and detailed steps.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform tests to ensure that the error no longer occurs and that the system behaves as expected.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  OKKP: Used for maintaining controlling area settings.
  OBY6: Used for defining financial management areas.
  
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered and resolved similar issues.
  
  
  By following these steps, you should be able to resolve the CNV_20400_CHECK037 error and ensure that your controlling areas and financial management areas are configured correctly.