How To Fix CNV_20900164 - No merges, adaptation of contact persons not necessary

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20900 - Message class for package CNV_20900

• Message number: 164

• Message text: No merges, adaptation of contact persons not necessary

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20900164 - No merges, adaptation of contact persons not necessary ?

  The SAP error message CNV_20900164 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This specific error indicates that there are no merges required for the contact persons in the data being processed, and therefore, no adaptation is necessary.
  Cause:
  
  No Duplicate Contact Persons: The error suggests that the system has identified that there are no duplicate contact persons that need to be merged. This can happen if the data being migrated does not contain any entries that require consolidation.
  Data Structure: The structure of the data being imported may not align with the expected format, leading the system to determine that no action is needed.
  Configuration Issues: There may be configuration settings in the migration tool that are not set up to handle contact person data correctly.
  
  Solution:
  
  Review Data: Check the source data to ensure that it is correctly formatted and that there are indeed no duplicates that need to be merged. If duplicates exist, ensure they are properly flagged for merging.
  Adjust Migration Settings: If applicable, review the settings in the migration tool to ensure that it is configured to handle contact persons as intended.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to understand the expected data structure and any prerequisites for merging contact persons.
  Testing: Conduct a test migration with a smaller dataset to see if the error persists. This can help isolate whether the issue is with the data or the migration process itself.
  SAP Support: If the issue continues and you cannot identify the cause, consider reaching out to SAP support for further assistance. They may provide insights specific to your version or configuration.
  
  Related Information:
  
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit, as it provides tools and guidelines for migrating data, including handling contact persons.
  Data Quality: Ensure that the data quality is high before migration, as poor data quality can lead to various issues during the migration process.
  Error Logs: Check the error logs generated during the migration process for additional context or related errors that may provide further insights into the issue.
  
  By following these steps, you should be able to address the error message CNV_20900164 effectively.