How To Fix CNV423 - There are old process tree entries

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 423

• Message text: There are old process tree entries

What causes this issue?

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

System Response

How to fix this error?

To clean up old entries in the process tree, proceed as described in SAP
Note 731678.

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 CNV423 - There are old process tree entries ?

  The SAP error message CNV423 "There are old process tree entries" typically occurs during the execution of a data migration or conversion process, particularly when using the SAP Landscape Transformation (SLT) or other data migration tools. This error indicates that there are outdated or orphaned entries in the process tree that need to be addressed before the migration can proceed.
  Cause:
  
  Old Process Tree Entries: The error is triggered when the system detects that there are entries in the process tree that are no longer valid or relevant to the current migration process. This can happen if previous migration attempts were interrupted or not completed properly.
  Incomplete Cleanup: If a previous migration process was terminated unexpectedly, it may leave behind residual entries in the process tree.
  System Configuration Issues: Misconfigurations or inconsistencies in the system settings can also lead to this error.
  
  Solution:
  To resolve the CNV423 error, you can follow these steps:
  
  Check Process Tree: Use transaction code CNV_XXX (where XXX is the specific migration project) to check the process tree for any old or orphaned entries.
  Delete Old Entries: If you identify any old process tree entries that are no longer needed, you can delete them. This can usually be done through the same transaction code or by using specific cleanup functions provided by the migration tool.
  Restart the Migration Process: After cleaning up the old entries, restart the migration process to see if the error persists.
  Review Logs: Check the logs for any additional error messages or warnings that might provide more context on the issue.
  Consult Documentation: Refer to the official SAP documentation for the specific migration tool you are using, as it may provide additional troubleshooting steps or best practices.
  Contact SAP Support: If the issue persists after attempting the above steps, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CNV_XXX for your specific migration project.
  SAP Notes: Search for SAP Notes related to the CNV423 error for any patches or updates that may address the issue.
  Migration Tools: Understand the specific migration tool you are using (e.g., SAP S/4HANA Migration Cockpit, SLT) and its requirements for successful execution.
  System Health Check: Perform a health check on your SAP system to ensure that there are no underlying issues that could be contributing to the error.
  
  By following these steps, you should be able to resolve the CNV423 error and proceed with your data migration or conversion process.