How To Fix CNV_CDMC_CA281 - Duplicate RFC destination mentioned for the system role '&'

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_CDMC_CA - CDMC Clearing Analysis

• Message number: 281

• Message text: Duplicate RFC destination mentioned for the system role '&'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_CDMC_CA281 - Duplicate RFC destination mentioned for the system role '&' ?

  The SAP error message CNV_CDMC_CA281 indicates that there is a duplicate RFC (Remote Function Call) destination defined for a specific system role in the context of a data migration or conversion project. This error typically arises during the configuration of the system landscape in SAP, particularly when using tools like the SAP S/4HANA Migration Cockpit or other data conversion tools.
  Cause:
  The error occurs when:
  
  There are multiple entries for the same RFC destination associated with a specific system role in the configuration.
  The system is unable to determine which RFC destination to use because of the duplication.
  
  Solution:
  To resolve the CNV_CDMC_CA281 error, you can follow these steps:
  
  
  Check RFC Destinations:
  
  Go to transaction SM59 in the SAP GUI.
  Review the list of RFC destinations configured in the system.
  Look for any duplicates associated with the system role mentioned in the error message.
  
  
  
  Remove Duplicates:
  
  If you find duplicate RFC destinations, you need to either delete or rename the duplicates to ensure that each system role has a unique RFC destination.
  Ensure that the remaining RFC destination is correctly configured and points to the intended target system.
  
  
  
  Validate Configuration:
  
  After resolving the duplicates, validate the configuration of the system roles and ensure that they are correctly set up to use the appropriate RFC destination.
  
  
  
  Test RFC Connection:
  
  Use the Test Connection feature in transaction SM59 to ensure that the RFC destination is working correctly.
  
  
  
  Re-run the Migration/Conversion Process:
  
  Once the duplicates are resolved and the RFC destination is validated, re-run the migration or conversion process to check if the error persists.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: For managing RFC destinations.
  SE37: For checking function modules that might be using the RFC destination.
  
  
  
  Documentation:
  
  Refer to SAP Help documentation for details on configuring RFC destinations and system roles.
  
  
  
  SAP Notes:
  
  Check for any relevant SAP Notes that might provide additional insights or solutions related to this error message.
  
  
  
  Support:
  
  If the issue persists after following the above steps, consider reaching out to SAP Support for further assistance, providing them with the error details and the steps you have already taken.
  
  
  
  By following these steps, you should be able to resolve the CNV_CDMC_CA281 error and continue with your data migration or conversion project.