How To Fix CNV_20100271 - Secondary cost element &1 &2 is missing in mapping

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20100 - Messageclass for chart of account conversion

• Message number: 271

• Message text: Secondary cost element &1 &2 is missing in mapping

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100271 - Secondary cost element &1 &2 is missing in mapping ?

  The SAP error message CNV_20100271 indicates that a secondary cost element is missing in the mapping during a conversion or migration process, typically related to the SAP S/4HANA migration or data transfer activities. This error is part of the SAP Conversion and Migration tools, particularly in the context of the SAP S/4HANA migration.
  Cause:
  The error occurs when the system is trying to map a secondary cost element (which is used for internal cost accounting) that has not been defined or is not available in the mapping table. This can happen due to several reasons:
  
  The secondary cost element has not been created in the target system.
  The mapping table used for the conversion does not include the necessary entries for the secondary cost element.
  There may be inconsistencies or missing data in the source system that prevent proper mapping.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Mapping Table: Verify the mapping table used for the conversion. Ensure that the secondary cost element in question is included in the mapping. You may need to add the missing cost element to the mapping table.
  
  
  Create Missing Cost Element: If the secondary cost element does not exist in the target system, you may need to create it. This can be done using transaction code KA01 (Create Secondary Cost Element) in SAP.
  
  
  Review Source Data: Check the source system for the existence of the secondary cost element. If it exists, ensure that it is correctly configured and that all necessary data is available for the migration.
  
  
  Consult Documentation: Refer to the SAP documentation related to the specific migration or conversion process you are undertaking. There may be specific guidelines or prerequisites that need to be followed.
  
  
  Run Migration Tools: If you are using SAP's migration tools (like the SAP S/4HANA Migration Cockpit), ensure that you have followed all the steps correctly and that all required data is prepared before running the migration.
  
  
  Seek Help from SAP Support: If the issue persists after checking the above points, consider reaching out to SAP Support for assistance. They can provide more detailed insights based on your specific system configuration and migration scenario.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KA01 (Create Secondary Cost Element), KA02 (Change Secondary Cost Element), and KA03 (Display Secondary Cost Element).
  SAP Notes: Check for any SAP Notes related to the error message or the migration process you are using. SAP Notes often contain fixes or workarounds for known issues.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, review the documentation and guides provided by SAP for best practices and troubleshooting tips.
  
  By following these steps, you should be able to identify and resolve the issue related to the missing secondary cost element in your SAP system.