How To Fix CNV_00001004 - Table &1, field &2: check of the flag "No temporary duplicates" failed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_00001 - Message class for CWB settings maintenance programs

• Message number: 004

• Message text: Table &1, field &2: check of the flag "No temporary duplicates" failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_00001004 - Table &1, field &2: check of the flag "No temporary duplicates" failed ?

  The SAP error message CNV_00001004 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there is an issue with the uniqueness of records in a specified table and field, which is expected to have no temporary duplicates.
  Cause:
  The error message "check of the flag 'No temporary duplicates' failed" suggests that the system has detected duplicate entries in the specified table and field that should be unique. This can happen due to several reasons:
  
  Data Quality Issues: The source data may contain duplicates that violate the uniqueness constraint.
  Incorrect Mapping: The mapping of fields during the migration process may not be set up correctly, leading to unintended duplicates.
  Temporary Duplicates: The migration process may have created temporary duplicates due to the way data is being processed or staged.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Source Data: Review the source data for the specified table and field to identify any duplicates. You can use SQL queries or data profiling tools to find duplicate records.
  
  
  Data Cleansing: If duplicates are found, you will need to clean the data. This may involve:
  
  Removing duplicates.
  Merging records if appropriate.
  Ensuring that the data adheres to the expected uniqueness constraints.
  
  
  
  Review Mapping Configuration: Check the mapping configuration in the migration tool to ensure that fields are correctly mapped and that there are no unintended duplications being introduced.
  
  
  Adjust Migration Settings: If the migration process allows for it, you may need to adjust settings related to how duplicates are handled. This could involve changing flags or options in the migration tool.
  
  
  Testing: After making the necessary changes, re-run the migration process in a test environment to ensure that the error is resolved.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for any additional guidance or troubleshooting steps.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions for this specific error.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration, including data profiling, cleansing, and validation techniques.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.