How To Fix CNV_20400_CHECK046 - Implicit conversion of controling area currency type 10 to &1

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 046

• Message text: Implicit conversion of controling area currency type 10 to &1

What causes this issue?

All depended Objects of the corresponding The Currency Type of
Controlling Areas is changing from 10 to &v1&. All depended objects of
the corresponding Company Codes need to have the same currency as their
Company Code. Analysis of object currencies required.
You cannot run the transformation solution <ZK>Controlling Area Merge</>
because certain prerequisites have not been met. We recommend that you
contact SAP for support by creating a ticket using component CA-LT-CNV.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20400_CHECK046 - Implicit conversion of controling area currency type 10 to &1 ?

  The SAP error message CNV_20400_CHECK046 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates an issue with the implicit conversion of currency types, specifically when the controlling area currency (type 10) is being converted to another currency type.
  Cause:
  The error arises due to a mismatch or inconsistency in currency types during the data migration process. Specifically, it indicates that the system is trying to convert a controlling area currency (which is usually defined as a specific currency type) to another currency type that is not compatible or does not match the expected format.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Currency Configuration:
  
  Verify the currency settings in the controlling area. Ensure that the controlling area currency is correctly defined and matches the expected currency type in the target system.
  
  
  
  Review Data Mapping:
  
  Review the mapping of currency fields in your migration data. Ensure that the source and target currency types are correctly aligned and that there are no discrepancies.
  
  
  
  Adjust Data Types:
  
  If necessary, adjust the data types in your migration files to ensure that they match the expected formats. This may involve converting currency values to the correct type before migration.
  
  
  
  Use Conversion Functions:
  
  If you are using custom code or transformation logic, ensure that you are using appropriate conversion functions to handle currency conversions explicitly.
  
  
  
  Check for Data Quality Issues:
  
  Inspect the data being migrated for any anomalies or inconsistencies that could lead to conversion issues. Clean up any problematic records before attempting the migration again.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes or updates related to this error message. There may be specific patches or recommendations provided by SAP.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform a test migration with a smaller dataset to ensure that the issue has been resolved before proceeding with the full migration.
  
  
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like OB08 to check and maintain exchange rates or OKKP to review controlling area settings.
  Documentation: Refer to SAP documentation on data migration and currency handling for more detailed guidance.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV_20400_CHECK046 error during your SAP data migration process.