How To Fix CNV_20310_CHECK012 - Cost Center &1: Field &2 needs to be unique in period &3 (fisc. year &4)

CNV_20310_CHECK012 - Overview

• Message type: E = Error

• Message class: CNV_20310_CHECK -

• Message number: 012

• Message text: Cost Center &1: Field &2 needs to be unique in period &3 (fisc. year &4)

Self-Explanatory Message

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CNV_20310_CHECK012 - Details

• The SAP error message CNV_20310_CHECK012 indicates that there is a uniqueness constraint violation for a cost center in a specific period of a fiscal year. This error typically arises during data migration or data upload processes, particularly when using SAP's Migration Cockpit or other data transfer tools.
  
  Cause:
  The error occurs when the system detects that the specified field (indicated by &2) for the cost center (indicated by &1) is not unique for the given period (indicated by &3) in the specified fiscal year (indicated by &4). This could happen due to:
  
  Duplicate Entries: There are multiple entries for the same cost center in the same period that violate the uniqueness requirement.
  Incorrect Data Preparation: The data being uploaded may have been incorrectly prepared, leading to duplicates.
  Data Migration Issues: During data migration, if the source data contains duplicates or if the transformation logic does not handle duplicates correctly, this error can occur.
  
  
  Solution:
  To resolve this