How To Fix CNV20600025 - No.CoCode & occurs more than once as New_Value in mapping table => merge?

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20600 - message class for package 20600

• Message number: 025

• Message text: No.CoCode & occurs more than once as New_Value in mapping table => merge?

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20600025 - No.CoCode & occurs more than once as New_Value in mapping table => merge? ?

  The SAP error message CNV20600025 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that a company code (CoCode) is being mapped more than once in the mapping table, which leads to a conflict because each company code should be unique in the context of the mapping.
  Cause:
  The error arises when:
  
  The mapping table contains duplicate entries for the same company code (CoCode).
  The system is trying to map multiple source values to the same target value, which is not allowed.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check the Mapping Table:
  
  Open the mapping table that you are using for the migration.
  Look for duplicate entries for the company code that is mentioned in the error message.
  
  
  
  Remove Duplicates:
  
  If you find that the same company code appears more than once, you need to decide which entry to keep and remove the others.
  Ensure that each company code is unique in the mapping table.
  
  
  
  Review Mapping Logic:
  
  Ensure that the logic used for mapping is correct and that there are no unintended duplicates being created during the mapping process.
  
  
  
  Test the Changes:
  
  After making the necessary adjustments, re-run the migration process to see if the error persists.
  
  
  
  Consult Documentation:
  
  If you are unsure about the mapping process or how to structure your mapping table, refer to the SAP documentation or guides related to the specific migration tool you are using.
  
  
  
  Seek Help from SAP Support:
  
  If the issue continues after checking for duplicates and correcting them, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Migration Cockpit: This is a tool provided by SAP for migrating data to S/4HANA. Understanding how to use it effectively can help prevent such errors.
  Data Mapping: Proper data mapping is crucial in any migration project. Ensure that you have a clear understanding of the source and target data structures.
  Error Logs: Always check the error logs for additional context or related errors that might help in diagnosing the issue.
  
  By following these steps, you should be able to resolve the CNV20600025 error and successfully complete your data migration.