How To Fix CNV_20309016 - Comparison was completed with warnings

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20309 -

• Message number: 016

• Message text: Comparison was completed with warnings

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20309016 - Comparison was completed with warnings ?

  The SAP error message CNV_20309016 indicates that a comparison process during a data migration or conversion task has been completed, but with warnings. This typically occurs in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other data conversion tools.
  Cause:
  The warning suggests that there were discrepancies or issues found during the comparison of data between the source and target systems. Common causes for this warning can include:
  
  Data Inconsistencies: Differences in data formats, missing data, or mismatched data types between the source and target systems.
  Mapping Issues: Problems with the mapping of fields from the source to the target system, which may lead to incomplete or incorrect data being transferred.
  Validation Rules: The data may not meet certain validation rules or constraints defined in the target system.
  Configuration Issues: Incorrect configuration settings in the migration tool or the target system that affect how data is compared.
  
  Solution:
  To address the warning associated with this error message, you can take the following steps:
  
  Review the Warning Details: Check the detailed log or output of the comparison process to identify specific warnings. This will help you understand what data or fields are causing the issues.
  Data Cleansing: Cleanse the data in the source system to resolve inconsistencies. This may involve correcting data formats, filling in missing values, or ensuring that data types match.
  Adjust Mapping: Review and adjust the mapping configuration to ensure that all fields are correctly aligned between the source and target systems.
  Validation Checks: Ensure that the data meets all necessary validation rules in the target system. This may involve modifying the data or the validation rules themselves.
  Re-run the Comparison: After making the necessary adjustments, re-run the comparison process to check if the warnings have been resolved.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for additional guidance on handling warnings.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error message.
  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 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 warning and take appropriate actions to resolve it.