How To Fix CNV_21523012 - Multiple lines with personnel area &1 and old personnel subarea &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_21523 - Personnel Subarea Rename

• Message number: 012

• Message text: Multiple lines with personnel area &1 and old personnel subarea &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_21523012 - Multiple lines with personnel area &1 and old personnel subarea &2 ?

  The SAP error message CNV_21523012 typically occurs during data migration or data transfer processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there are multiple entries in the source data that have the same personnel area and old personnel subarea combination, which is not allowed in the target system.
  Cause:
  The error is caused by the presence of duplicate records in the source data that share the same personnel area and old personnel subarea. This can happen due to:
  
  Data Duplication: The source data may have been incorrectly populated, leading to multiple records for the same personnel area and subarea.
  Data Migration Issues: During the data extraction or transformation process, records may not have been filtered or aggregated correctly.
  Inconsistent Data: The source system may have inconsistencies or errors in how personnel areas and subareas are defined.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify Duplicates: Review the source data to identify the duplicate entries for the specified personnel area and old personnel subarea. You can use tools like Excel or SQL queries to find duplicates.
  
  
  Data Cleansing: Once duplicates are identified, you need to decide how to handle them. Options include:
  
  Consolidation: If the records can be combined into a single entry, do so.
  Deletion: If some records are unnecessary or incorrect, remove them.
  Modification: Adjust the records to ensure that each combination of personnel area and subarea is unique.
  
  
  
  Re-run Migration: After cleaning the data, re-run the migration process to see if the error persists.
  
  
  Validation: Ensure that the data in the target system is consistent and meets the requirements of the new system.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or updates related to this error.
  Data Migration Tools: Familiarize yourself with the data migration tools and their settings to ensure proper configuration.
  Documentation: Review SAP documentation related to personnel areas and subareas to understand their definitions and constraints in the context of your migration.
  
  By following these steps, you should be able to resolve the CNV_21523012 error and successfully complete your data migration process.