How To Fix CNV_20200_CHECK331 - Double mapping entry provided for source business place &1 in CoCd &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20200_CHECK - Messages for check functions (company code merge)

• Message number: 331

• Message text: Double mapping entry provided for source business place &1 in CoCd &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20200_CHECK331 - Double mapping entry provided for source business place &1 in CoCd &2 ?

  The SAP error message CNV_20200_CHECK331 indicates that there is a double mapping entry for a source business place in a company code. This typically occurs during data migration or conversion processes, particularly when using SAP's Conversion Tools or during the implementation of SAP S/4HANA.
  Cause:
  The error arises when the system detects that there are multiple mapping entries for the same source business place in the specified company code. This can happen due to:
  
  Duplicate Entries: There may be duplicate entries in the mapping table for the same source business place.
  Incorrect Configuration: The mapping configuration may not have been set up correctly, leading to multiple mappings for the same entity.
  Data Migration Issues: During data migration, if the source data contains duplicates or if the mapping logic is not correctly defined, this error can occur.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Mapping Entries:
  
  Go to the mapping table where the business places are defined.
  Look for entries related to the source business place and company code mentioned in the error message.
  Identify any duplicate entries.
  
  
  
  Remove Duplicates:
  
  If you find duplicate entries, remove or consolidate them to ensure that each source business place has a unique mapping in the specified company code.
  
  
  
  Review Mapping Logic:
  
  Ensure that the mapping logic is correctly defined and that it aligns with the business requirements.
  If necessary, update the mapping configuration to prevent future duplicates.
  
  
  
  Test the Changes:
  
  After making the necessary adjustments, re-run the migration or conversion process to check if the error persists.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration or conversion process you are using for additional guidance.
  
  
  
  Seek Support:
  
  If the issue continues after following the above steps, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to view and edit the mapping tables.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Data Migration Cockpit: If you are using the SAP Data Migration Cockpit, ensure that the mapping templates are correctly set up and validated before executing the migration.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV_20200_CHECK331 error in your SAP system.