How To Fix CNV_CMIS_A_20214 - Additional key field found in table &: not 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: 214

• Message text: Additional key field found in table &: not relevant

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_CMIS_A_20214 - Additional key field found in table &: not relevant ?

  The SAP error message CNV_CMIS_A_20214 typically occurs during data migration or conversion processes, particularly when using the SAP Conversion Tools or SAP S/4HANA Migration Cockpit. This error indicates that an additional key field has been found in a specific table that is not relevant for the current operation.
  Cause:
  The error is generally caused by one of the following reasons:
  
  Inconsistent Data Model: The data model in the source system may have additional key fields that are not defined or expected 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 unexpected key fields.
  Configuration Errors: The configuration settings for the migration or conversion process may not align with the actual structure of the data being processed.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Review the Data Model: Check the structure of the source and target tables to identify any additional key fields that may exist in the source but are not defined in the target. Ensure that the data model is consistent.
  
  
  Adjust Mapping: If you are using a mapping tool, review the mapping configuration to ensure that all relevant fields are correctly mapped. Remove or adjust any mappings that reference the additional key fields that are not needed.
  
  
  Update Configuration: If the error is due to configuration settings, update the configuration to align with the actual data structure. This may involve modifying the migration settings or the transformation rules.
  
  
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using. There may be guidelines or best practices for handling additional key fields.
  
  
  Test with Sample Data: Before running the full migration, test the process with a smaller set of data to ensure that the changes made resolve the issue without introducing new errors.
  
  
  Seek Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific scenario.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific conversion tool you are using for more detailed guidance.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can share their solutions.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to proceed with your data migration or conversion process.