How To Fix CNV_MBT425 - Data deleted but could not remove node from the tree. Refresh the tree.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 425

• Message text: Data deleted but could not remove node from the tree. Refresh the tree.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT425 - Data deleted but could not remove node from the tree. Refresh the tree. ?

  The SAP error message CNV_MBT425 typically occurs in the context of data migration or data conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that while data has been deleted, the corresponding node in the tree structure of the migration tool could not be removed, which can lead to inconsistencies in the user interface.
  Cause:
  
  Data Integrity Issues: The node may still have references or dependencies that prevent it from being removed from the tree.
  User Interface Glitches: Sometimes, the user interface may not refresh properly after a deletion operation, leading to this error.
  Transaction Locking: If another process is accessing the same data, it may prevent the node from being removed.
  Technical Issues: There could be bugs or issues in the migration tool or the underlying database that cause this error.
  
  Solution:
  
  
  Refresh the Tree: As suggested by the error message, try refreshing the tree structure in the migration tool. This can often resolve display issues.
  
  Look for a refresh button or option in the user interface.
  Alternatively, you can close and reopen the migration tool to refresh the entire session.
  
  
  
  Check for Dependencies: Ensure that there are no remaining dependencies or references to the deleted data. You may need to manually check related tables or objects.
  
  
  Re-run the Deletion Process: If the issue persists, try re-running the deletion process for the affected data. Ensure that no other processes are locking the data.
  
  
  Log Analysis: Check the logs for any additional error messages or warnings that could provide more context about the issue. This can help identify if there are underlying problems that need to be addressed.
  
  
  SAP Notes and Support: Look for relevant SAP Notes that may address this specific error. SAP frequently releases updates and patches that can resolve known issues. If necessary, contact SAP Support for assistance.
  
  
  System Restart: In some cases, a system restart may help clear any locks or glitches that are causing the issue.
  
  
  Related Information:
  
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit to understand the expected behavior and troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Version Compatibility: Ensure that you are using a compatible version of the migration tool with your SAP system, as version mismatches can lead to unexpected errors.
  
  By following these steps, you should be able to resolve the CNV_MBT425 error and continue with your data migration or conversion process.