How To Fix CNV_MBT077 - Process Tree has been changed - process tree is being restarted

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 077

• Message text: Process Tree has been changed - process tree is being restarted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT077 - Process Tree has been changed - process tree is being restarted ?

  The SAP error message CNV_MBT077 indicates that the process tree has been modified, which leads to the process tree being restarted. This error typically occurs during data migration or transformation processes, particularly when using SAP's Migration Cockpit or similar tools.
  Cause:
  
  
  Changes in Process Tree: The error usually arises when there are changes in the process tree structure while a migration or transformation job is running. This can happen if:
  
  A new process is added or an existing one is modified.
  There are changes in the configuration or settings of the migration process.
  The system is experiencing performance issues or timeouts that lead to unexpected behavior.
  
  
  
  Concurrency Issues: If multiple users or processes are trying to modify the same data or process tree simultaneously, it can lead to conflicts.
  
  
  System Performance: High load on the system or resource constraints can also lead to this error, as the system may not be able to handle the ongoing processes effectively.
  
  
  Solution:
  
  
  Restart the Process: The immediate solution is to restart the migration or transformation process. This can often resolve temporary issues related to the process tree.
  
  
  Check for Changes: Review any recent changes made to the process tree or migration settings. Ensure that no modifications are being made while the process is running.
  
  
  Monitor System Performance: Check the system performance and resource utilization. If the system is under heavy load, consider scheduling the migration during off-peak hours or optimizing the system resources.
  
  
  Review Logs: Look into the logs for more detailed error messages or warnings that could provide insights into what caused the process tree to change.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using. There may be specific guidelines or patches available that address this issue.
  
  
  Contact SAP Support: If the problem persists, consider reaching out to SAP support for assistance. They can provide more tailored solutions based on your specific environment and configuration.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for data migration.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to address the CNV_MBT077 error effectively.