How To Fix CNV_MBT_46422 - The source and target process type already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 422

• Message text: The source and target process type already exists

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_46422 - The source and target process type already exists ?

  The SAP error message CNV_MBT_46422 typically occurs during data migration or transformation processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is a conflict because the source and target process types already exist in the system.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Duplicate Entries: The source and target process types you are trying to create or map already exist in the system. This can happen if the migration process is being executed multiple times without proper cleanup or if there are overlapping configurations.
  Configuration Issues: There may be issues in the configuration settings where the same process type is being defined for both source and target, leading to a conflict.
  Data Consistency: The data being migrated may have inconsistencies or duplicates that are causing the system to reject the mapping.
  
  Solution:
  To resolve the error CNV_MBT_46422, you can take the following steps:
  
  
  Check Existing Process Types:
  
  Review the existing process types in the system to confirm if the source and target process types already exist. You can do this by navigating to the relevant configuration or migration settings in SAP.
  
  
  
  Remove Duplicates:
  
  If duplicates are found, you may need to remove or rename the existing process types that are causing the conflict. Ensure that you have backups or documentation of the existing configurations before making changes.
  
  
  
  Adjust Mapping:
  
  Modify the mapping configuration to ensure that the source and target process types are unique and do not overlap. This may involve changing the names or identifiers used in the mapping.
  
  
  
  Data Cleanup:
  
  If the error is related to data inconsistencies, perform a data cleanup to ensure that there are no duplicate entries in the source data that could lead to conflicts during the migration.
  
  
  
  Re-run the Migration:
  
  After making the necessary adjustments, re-run the migration process to see if the error persists.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes or Knowledge Base Articles (KBAs) that may provide additional insights or specific fixes related to this error.
  Documentation: Review the official SAP documentation for the migration tool you are using, as it may contain troubleshooting steps or best practices for avoiding such errors.
  Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance, providing them with detailed information about the error and the steps you have already taken.
  
  By following these steps, you should be able to resolve the CNV_MBT_46422 error and successfully complete your data migration or transformation process.