How To Fix CNV_20309018 - Comparison was completed with unknown status

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20309 -

• Message number: 018

• Message text: Comparison was completed with unknown status

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20309018 - Comparison was completed with unknown status ?

  The SAP error message CNV_20309018: Comparison was completed with unknown status typically occurs during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the execution of the SAP S/4HANA Migration Cockpit. This error indicates that the comparison of data between the source and target systems was completed, but the system could not determine a clear status for the comparison results.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the data being compared, such as missing records or mismatched data types.
  Configuration Issues: Incorrect configuration settings in the migration tool or the source/target systems can lead to this error.
  Technical Issues: There may be underlying technical issues, such as database connectivity problems or issues with the migration tool itself.
  Incomplete Migration Steps: If previous steps in the migration process were not completed successfully, it could lead to this error during the comparison phase.
  
  Solutions:
  
  Check Logs: Review the detailed logs generated during the migration process to identify any specific errors or warnings that occurred prior to this message.
  Data Validation: Ensure that the data in both the source and target systems is consistent and complete. This may involve running validation checks or data cleansing processes.
  Configuration Review: Verify the configuration settings of the migration tool and ensure that they are correctly set up for the specific migration scenario.
  Re-run Comparison: If the issue seems transient, try re-running the comparison process to see if the error persists.
  Consult Documentation: Refer to SAP's official documentation or notes related to the specific migration tool you are using for any known issues or additional troubleshooting steps.
  SAP Support: If the issue cannot be resolved through the above steps, consider reaching out to SAP Support for assistance. Provide them with the error message, logs, and any relevant details about your migration scenario.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on similar issues.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific data migration tool you are using for best practices and troubleshooting tips.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the error CNV_20309018 effectively.