How To Fix CNV_MBT495 - Deletion technique for table & can't be changed.Deletion already finished

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 495

• Message text: Deletion technique for table & can't be changed.Deletion already finished

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT495 - Deletion technique for table & can't be changed.Deletion already finished ?

  The SAP error message CNV_MBT495 indicates that there is an issue related to the deletion technique for a specific table in the context of a data migration or conversion process. This error typically arises when you attempt to change the deletion technique for a table that has already completed the deletion process.
  Cause:
  
  Deletion Process Completed: The primary cause of this error is that the deletion process for the specified table has already been executed and completed. Once the deletion is finalized, the deletion technique cannot be altered.
  Configuration Issues: There may be a misconfiguration in the data migration settings or parameters that led to an attempt to change the deletion technique after the process was finalized.
  
  Solution:
  
  Review Deletion Status: Check the status of the deletion process for the table in question. If the deletion has indeed been completed, you will not be able to change the deletion technique.
  Revert Changes: If you need to change the deletion technique, you may need to revert the deletion process. This could involve restoring data from backups or re-running the migration process, depending on your specific scenario.
  Consult Documentation: Refer to the SAP documentation or notes related to the specific migration or conversion process you are using. There may be specific guidelines or steps to follow if you encounter this error.
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They can provide guidance based on the specific context of your implementation.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help you monitor or manage the data migration process, such as LT03 for transfer orders or SE11 for data dictionary objects.
  Migration Tools: If you are using specific SAP migration tools (like SAP S/4HANA Migration Cockpit), ensure you are following the recommended procedures for managing deletion techniques.
  Logs and Traces: Check logs and traces related to the migration process for any additional error messages or warnings that could provide more context about the issue.
  
  By following these steps, you should be able to address the CNV_MBT495 error and understand the implications of the deletion process in your SAP environment.