How To Fix CNV_10030070 - If you execute the activity again; messages of the last run do not appear

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10030 - Message class for package 10030

• Message number: 070

• Message text: If you execute the activity again; messages of the last run do not appear

&HINTS&
If you execute this activity once again, all existing entries remain
intact. The system only makes new assignments for <zh>added</> fields
that are relevant for conversion. <zh>So, you don't get the messages of
previous executions.</>
If you want to redo the automatic assignment for specific fields, you
first have to delete the assignments already made in the activity
<ZK>Edit Settings for Org. Unit Determination</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10030070 - If you execute the activity again; messages of the last run do not appear ?

  The SAP error message CNV_10030070 typically occurs during data migration or conversion activities, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system has detected that the activity you are trying to execute has already been run previously, and as a result, the messages from the last run are not displayed again.
  Cause:
  
  Previous Execution: The activity you are trying to execute has already been completed in the current session, and the system is designed not to show the messages from the last run again.
  Session Management: The system may be managing sessions in a way that prevents the display of previous messages to avoid confusion or redundancy.
  Data Integrity: The system may be enforcing data integrity rules that prevent re-execution of certain activities without clearing previous results.
  
  Solution:
  
  Check Previous Runs: Review the logs or results of the previous execution to understand what was processed. You can usually find this in the transaction logs or the migration cockpit.
  Clear Previous Results: If you need to re-run the activity, you may need to clear the previous results or reset the status of the activity. This can often be done through specific transaction codes or options in the migration tool.
  Use a New Session: If applicable, try executing the activity in a new session or transaction to see if the messages from the last run appear.
  Consult Documentation: Refer to the SAP documentation or help resources related to the specific migration tool you are using for any specific instructions on handling this error.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help you view logs or reset activities (e.g., SLG1 for application logs).
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, ensure you are following the recommended steps for data migration and handling errors.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that address the issue.
  
  By following these steps, you should be able to address the CNV_10030070 error and proceed with your data migration or conversion activities.