How To Fix CNV_MBT812 - Action cancelled by user, existing cluster table &1 will be used

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 812

• Message text: Action cancelled by user, existing cluster table &1 will be used

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT812 - Action cancelled by user, existing cluster table &1 will be used ?

  The SAP error message CNV_MBT812 indicates that an action was canceled by the user, and as a result, an existing cluster table will be used instead of creating a new one. This message typically arises during data migration or conversion processes, particularly when using SAP's Migration Cockpit or similar tools.
  Cause:
  
  User Intervention: The most direct cause of this error is that the user has manually canceled the action during the migration process. This could happen if the user realizes that they need to make adjustments or if they are unsure about the data being processed.
  Existing Data: The system has detected that there is already an existing cluster table that matches the criteria for the operation being performed. The system defaults to using this existing table instead of creating a new one.
  Configuration Issues: There may be configuration settings or parameters that are not set correctly, leading to the cancellation of the action.
  
  Solution:
  
  Review User Actions: If the action was canceled intentionally, review the reasons for cancellation. If it was unintentional, ensure that the user understands the implications of canceling the action.
  Check Existing Data: Investigate the existing cluster table that the system is referring to. Ensure that it contains the correct and expected data. If the data is outdated or incorrect, you may need to clean it up or adjust your migration strategy.
  Re-run the Migration: If the cancellation was a mistake, you can re-initiate the migration process. Make sure to follow the correct steps and confirm that all necessary configurations are in place.
  Consult Documentation: Refer to SAP documentation or guides related to the specific migration or conversion process you are undertaking. This can provide insights into best practices and common pitfalls.
  Error Logs: Check the system logs for any additional error messages or warnings that may provide more context about why the action was canceled.
  
  Related Information:
  
  SAP Notes: Look for relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Migration Cockpit: Familiarize yourself with the Migration Cockpit and its functionalities, as it is often the tool used for data migration tasks.
  Training and Support: If you are part of an organization, consider reaching out to your SAP support team or consulting with an SAP expert for assistance with complex migration scenarios.
  
  By following these steps, you should be able to address the CNV_MBT812 error and proceed with your data migration or conversion tasks effectively.