How To Fix CNV_CMIS_A_20226 - Check content: Additional key field found in table &: relevant

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_CMIS_A_20 - Message class for Cross-Client Customizing Comparison (SLO)

• Message number: 226

• Message text: Check content: Additional key field found in table &: relevant

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_CMIS_A_20226 - Check content: Additional key field found in table &: relevant ?

  The SAP error message CNV_CMIS_A_20226 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 that there is an additional key field found in a table that is not expected or defined in the migration structure.
  Cause:
  
  Unexpected Key Fields: The error arises when the data structure being migrated contains key fields that are not defined in the target structure. This can happen if the source system has additional fields that are not present in the target system.
  Mapping Issues: There may be discrepancies in the mapping of fields between the source and target systems, leading to the identification of extra key fields.
  Configuration Errors: Incorrect configuration in the migration settings or templates can lead to this error.
  
  Solution:
  
  Review the Data Structure: Check the source and target data structures to identify any additional key fields in the source that are not defined in the target. You may need to adjust the mapping accordingly.
  Adjust Migration Template: If you are using a migration template, ensure that it accurately reflects the structure of the source data. You may need to add or remove fields in the template to align with the source data.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to understand the expected structure and any limitations.
  Data Cleansing: If the additional key fields are not needed, consider cleansing the data in the source system to remove or consolidate these fields before migration.
  Engage SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if you suspect a bug or a deeper issue with the migration tool.
  
  Related Information:
  
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit and its capabilities, as well as the specific migration objects you are working with.
  Data Mapping: Understand the importance of accurate data mapping and how to configure it properly in the migration tool.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling key field discrepancies during migration.
  
  By following these steps, you should be able to resolve the CNV_CMIS_A_20226 error and successfully complete your data migration process.