How To Fix CNV_MBT_46003 - Process tree has been changed - process tree restarting

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 003

• Message text: Process tree has been changed - process tree restarting

What causes this issue?

The content of the process tree monitor changes dynamically based on
some user action.

System Response

The change in the content of the process tree (for example insertion or
deletion of some activities dynamically into the process tree) forces
the application to restart as the same cannot be handled at runtime.

How to fix this error?

No user action is required. Process tree monitor will restart on its own
and will be refreshed (updated) with the changed content.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_46003 - Process tree has been changed - process tree restarting ?

  The SAP error message CNV_MBT_46003 indicates that there has been a change in the process tree during a data migration or conversion process, which requires the process tree to restart. This error is typically encountered in the context of SAP's Migration Cockpit or during data migration projects using the SAP S/4HANA Migration Cockpit.
  Cause:
  The error can occur due to several reasons, including:
  
  Changes in the Data Structure: If there are modifications in the data structure or the mapping of the data during the migration process, it can lead to this error.
  Concurrent Processes: If multiple processes are trying to access or modify the same data or if there are changes in the configuration while the migration is running.
  System Performance Issues: If the system is under heavy load or if there are performance bottlenecks, it may lead to inconsistencies in the process tree.
  Configuration Changes: Any changes made to the migration settings or parameters while the process is running can trigger this error.
  
  Solution:
  To resolve the CNV_MBT_46003 error, you can take the following steps:
  
  
  Restart the Migration Process: Often, simply restarting the migration process can resolve the issue. Ensure that no changes are made to the data structure or configuration during the migration.
  
  
  Check for Concurrent Processes: Ensure that no other migration or data processing tasks are running simultaneously that could interfere with the current process.
  
  
  Review Logs: Check the logs for any additional error messages or warnings that could provide more context about what caused the process tree to change.
  
  
  System Performance: Monitor the system performance and ensure that it is not overloaded. If necessary, optimize the system or schedule the migration during off-peak hours.
  
  
  Configuration Review: Review the migration configuration settings to ensure that they are correct and consistent. Avoid making changes to the configuration while the migration is in progress.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or updates related to this error message. There may be specific patches or updates that address known issues.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including logs and the context in which it occurred.
  
  
  Related Information:
  
  SAP Notes: Look for SAP Notes related to the CNV_MBT_46003 error for specific guidance or patches.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit for best practices and troubleshooting tips.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can share their solutions.
  
  By following these steps, you should be able to address the CNV_MBT_46003 error effectively.