How To Fix CNV_21523013 - Possible merge of personnel area &1 and personnel subareas &2 and &3

CNV_21523013 - Overview

• Message type: E = Error

• Message class: CNV_21523 - Personnel Subarea Rename

• Message number: 013

• Message text: Possible merge of personnel area &1 and personnel subareas &2 and &3

Self-Explanatory Message

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CNV_21523013 - Details

• The SAP error message CNV_21523013 indicates a potential issue with the merging of personnel areas and personnel subareas during a data migration or conversion process. This error typically arises in the context of SAP's data migration tools, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  
  Cause:
  The error occurs when there is a conflict in the mapping of personnel areas and personnel subareas. Specifically, it suggests that there are overlapping or conflicting definitions for the personnel area (&1) and the personnel subareas (&2 and &3). This can happen due to:
  
  Duplicate Entries: There may be duplicate personnel areas or subareas in the source data that are being mapped to the same target area.
  Inconsistent Data: The source data may have inconsistencies, such as different personnel subareas being assigned to the same personnel area.
  
  Configuration Issues: The configuration in the target system may not allow for the merging of certain personnel areas and