How To Fix CNV_LTHCM_D_10019 - Duplicate records for HCM basis table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_LTHCM_D_10 - LT HCM: Message Class for Data Deletion

• Message number: 019

• Message text: Duplicate records for HCM basis table &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_LTHCM_D_10019 - Duplicate records for HCM basis table &1 ?

  The SAP error message CNV_LTHCM_D_10019 indicates that there are duplicate records found in a specific HCM (Human Capital Management) basis table during a data migration or conversion process. This error typically arises when using the SAP Landscape Transformation (SLT) tool or during data migration activities, particularly when dealing with legacy data.
  Cause:
  The error is caused by the presence of duplicate entries in the specified HCM basis table. This can happen due to various reasons, such as:
  
  Data extraction from legacy systems that contained duplicates.
  Incorrect data transformation rules that did not account for unique constraints.
  Manual data entry errors leading to duplicate records.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify Duplicate Records:
  
  Use SQL queries or SAP transaction codes (like SE16 or SE11) to identify the duplicate records in the specified table. You can group by the key fields of the table to find duplicates.
  
  
  
  Analyze the Duplicates:
  
  Determine why the duplicates exist. Check if they are truly duplicates or if they have different values in non-key fields that need to be preserved.
  
  
  
  Remove or Consolidate Duplicates:
  
  Depending on your analysis, you may need to delete the duplicate records or consolidate them into a single record. Ensure that you keep the necessary data and comply with business rules.
  
  
  
  Adjust Data Migration Logic:
  
  If the duplicates are a result of the data migration process, review and adjust the data extraction and transformation logic to prevent duplicates from being created in the future.
  
  
  
  Re-run the Migration Process:
  
  After resolving the duplicates, re-run the data migration or conversion process to ensure that the error does not occur again.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or patches related to this error.
  Data Quality Checks: Implement data quality checks in your data migration process to catch duplicates early.
  Documentation: Maintain documentation of the data migration process, including any transformations applied, to help troubleshoot similar issues in the future.
  
  By following these steps, you should be able to resolve the CNV_LTHCM_D_10019 error and ensure a smooth data migration process.