How To Fix CNV_20375_CHECK013 - Double mapping entry provided for source COAr &1 cost element &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20375_CHECK - Message Class for 20375 Checks

• Message number: 013

• Message text: Double mapping entry provided for source COAr &1 cost element &2

What causes this issue?

A source value is mapped to multiple target values. To run the
transformation solution, all source mapping values must have exactly one
target value.
You cannot run the transformation solution Controlling Area Merge
because certain prerequisites have not been met. Please change your
mapping accordingly.

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_20375_CHECK013 - Double mapping entry provided for source COAr &1 cost element &2 ?

  The SAP error message CNV_20375_CHECK013 indicates that there is a double mapping entry for a source cost element in the context of a conversion or migration process, specifically related to the CO (Controlling) area. This error typically arises during data migration activities, such as when using the SAP S/4HANA Migration Cockpit or other data migration tools.
  Cause:
  The error occurs when the system detects that the same source cost element is mapped to multiple target cost elements. This can happen due to:
  
  Duplicate Entries: There are duplicate mappings in the mapping table for the specified source cost element.
  Incorrect Configuration: The mapping configuration may have been set up incorrectly, leading to multiple target mappings for a single source.
  Data Integrity Issues: There may be issues with the source data that lead to conflicting mappings.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Mapping Configuration:
  
  Go to the mapping configuration in the migration tool you are using (e.g., SAP S/4HANA Migration Cockpit).
  Look for the entries related to the source cost element (COAr &1) and target cost element (&2).
  Ensure that each source cost element is mapped to only one target cost element.
  
  
  
  Remove Duplicates:
  
  If you find duplicate entries, remove or correct them to ensure that each source cost element has a unique target mapping.
  
  
  
  Validate Source Data:
  
  Check the source data for any inconsistencies or duplicates that may be causing the issue.
  Clean up the source data if necessary to ensure that it aligns with the mapping requirements.
  
  
  
  Test the Mapping:
  
  After making the necessary changes, re-run the mapping process to see if the error persists.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation or notes related to the specific migration tool you are using for any additional guidance or troubleshooting steps.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after following the above steps, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the migration tool, you may use transaction codes like LTMC (for Migration Cockpit) or other relevant transaction codes for data migration.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration in SAP to avoid similar issues in the future.
  
  By following these steps, you should be able to resolve the CNV_20375_CHECK013 error and successfully complete your data migration process.