How To Fix CNV_10020268 - & entries were deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 268

• Message text: & entries were deleted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020268 - & entries were deleted ?

  The SAP error message CNV_10020268 typically relates to issues encountered during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. The message indicates that certain entries were deleted during the migration process, which can be due to various reasons.
  Cause:
  
  Data Integrity Issues: The entries may have been deleted because they did not meet the required data integrity constraints or validation rules defined in the target system.
  Mapping Errors: If the source data does not map correctly to the target structure, the migration tool may delete those entries to prevent errors in the target system.
  Duplicate Entries: The migration process may have identified duplicate entries that violate unique constraints in the target system.
  Configuration Issues: Incorrect configuration settings in the migration tool can lead to unintended deletions of entries.
  Data Type Mismatches: If the data types in the source do not match those expected in the target, the migration process may discard those entries.
  
  Solution:
  
  Review Migration Logs: Check the detailed logs generated during the migration process to identify which entries were deleted and why. This can provide insights into the specific cause of the issue.
  Data Validation: Ensure that the source data is clean and adheres to the required formats and constraints. Validate the data against the target system's requirements.
  Adjust Mapping: Review and adjust the mapping rules in the migration tool to ensure that all necessary fields are correctly mapped from the source to the target.
  Configuration Review: Verify the configuration settings of the migration tool to ensure they are set up correctly for your specific migration scenario.
  Test Migration: Conduct a test migration with a smaller dataset to identify potential issues before performing a full migration.
  Consult Documentation: Refer to SAP's official documentation or notes related to the migration tool you are using for any specific guidance on handling this error.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration in SAP, which can help prevent issues like this in the future.
  
  If the problem persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.