How To Fix CNV_10020327 - Object data has already been created for &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 327

• Message text: Object data has already been created for &1 &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020327 - Object data has already been created for &1 &2 ?

  The SAP error message CNV_10020327, which states "Object data has already been created for &1 &2," typically occurs during data migration or conversion processes, particularly when using SAP's data migration tools or during the execution of a conversion program. This error indicates that the system has detected that object data for the specified object (identified by &1 and &2) has already been created in the target system.
  Cause:
  
  Duplicate Data Creation: The most common cause of this error is that the data for the specified object has already been processed and created in the target system. This can happen if the migration process is run multiple times without proper cleanup or if there are overlapping data migration jobs.
  Incorrect Configuration: There may be issues with the configuration of the migration tool or the mapping of data, leading to attempts to create the same object multiple times.
  Data Integrity Issues: If there are inconsistencies in the source data or if the data has been modified after the initial migration, it can lead to this error.
  
  Solution:
  
  Check Existing Data: Verify if the object data for the specified identifiers already exists in the target system. You can do this by querying the relevant tables or using transaction codes that display the object data.
  Cleanup Previous Data: If the data already exists and is not needed, you may need to delete or archive the existing data before re-running the migration process.
  Adjust Migration Logic: Review the migration logic to ensure that it correctly handles existing data. This may involve modifying the migration program to check for existing records before attempting to create new ones.
  Run in Test Mode: If possible, run the migration in a test environment to identify any issues before executing it in the production environment.
  Consult Documentation: Refer to the SAP documentation related to the specific migration tool or program you are using for any additional troubleshooting steps or configuration settings.
  
  Related Information:
  
  Transaction Codes: Depending on the object type, you may need to use specific transaction codes to view or manage the data (e.g., SE11 for data dictionary, SE16 for table display).
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Data Migration Tools: Familiarize yourself with the specific data migration tools being used (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) and their best practices for handling data integrity and duplicates.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support or consult with a technical expert who specializes in SAP data migration.