How To Fix CNV_20345_CHECK013 - Double mapping entry provided for source COAr &1 profit center &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20345_CHECK - Message Class for 20345 Checks

• Message number: 013

• Message text: Double mapping entry provided for source COAr &1 profit center &2

What causes this issue?

A source mapping value is assigned to multiple target values. To run the
transformation solution, all source mapping values must have exactly one
target value.
You cannot run the transformation solution because certain prerequisites
have not been met. Please change your mapping accordingly.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20345_CHECK013 - Double mapping entry provided for source COAr &1 profit center &2 ?

  The SAP error message CNV_20345_CHECK013 indicates that there is a double mapping entry for a source CO Area and profit center combination during a data migration or conversion process. This typically occurs in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
  Cause:
  The error arises when the system detects that there are multiple mapping entries for the same source CO Area and profit center. This can happen due to:
  
  Duplicate Entries: There are duplicate entries in the mapping table for the same CO Area and profit center.
  Incorrect Mapping Configuration: The mapping configuration may have been set up incorrectly, leading to multiple mappings for the same source.
  Data Integrity Issues: There may be issues with the source data that lead to conflicting mappings.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Mapping Entries:
  
  Review the mapping table or configuration where the mappings are defined.
  Look for duplicate entries for the same CO Area and profit center combination.
  
  
  
  Remove Duplicates:
  
  If duplicates are found, remove or consolidate them to ensure that each CO Area and profit center combination has a unique mapping entry.
  
  
  
  Validate Source Data:
  
  Ensure that the source data does not contain conflicting information that could lead to multiple mappings.
  Clean up the source data if necessary.
  
  
  
  Re-run the Mapping Process:
  
  After making the necessary corrections, re-run the mapping process to see if the error persists.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration tool you are using for any additional guidance or troubleshooting steps.
  
  
  
  Seek Support:
  
  If the issue persists 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: Depending on the context, you may need to use specific transaction codes to access the mapping configuration or data migration tools (e.g., LTMC for Migration Cockpit).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration in SAP to avoid similar issues in the future.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV_20345_CHECK013 error.