How To Fix CNV_MBT219 - Substate update failed for session_id &1, subactivity &2, task ID &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT - PCL message class

• Message number: 219

• Message text: Substate update failed for session_id &1, subactivity &2, task ID &3

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_MBT219 - Substate update failed for session_id &1, subactivity &2, task ID &3 ?

  The SAP error message CNV_MBT219 indicates that there was a failure in updating the substate for a specific session, subactivity, and task ID during a data migration or conversion process. This error is typically encountered in the context of SAP's Migration Cockpit or during data transfer processes, particularly when using the SAP S/4HANA Migration tools.
  Causes:
  
  Database Locking Issues: The session or task may be locked by another process, preventing the update from occurring.
  Data Integrity Issues: There may be inconsistencies or issues with the data being processed, which could lead to a failure in updating the substate.
  Configuration Errors: Incorrect configuration settings in the migration tools or in the source/target systems can lead to this error.
  Insufficient Authorizations: The user executing the migration may not have the necessary authorizations to perform the update.
  Technical Errors: There could be underlying technical issues, such as problems with the database or the application server.
  
  Solutions:
  
  Check for Locks: Use transaction codes like SM12 to check for any locks on the database tables related to the migration process. If locks are found, resolve them by terminating the blocking sessions if appropriate.
  Review Logs: Check the detailed logs for the migration session (using transaction SLG1 or the specific log for the migration tool) to identify any specific errors or warnings that could provide more context.
  Data Validation: Ensure that the data being migrated is clean and adheres to the expected formats and constraints. Validate the data in the source system before migration.
  Configuration Review: Double-check the configuration settings for the migration process to ensure they are correct and complete.
  User Authorizations: Verify that the user executing the migration has the necessary authorizations to perform all required actions.
  Retry the Process: After addressing any identified issues, retry the migration process to see if the error persists.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLG1 (Application Log), SM12 (Lock Entries), and ST22 (Dump Analysis) for troubleshooting.
  SAP Documentation: Refer to the official SAP documentation for the Migration Cockpit or the specific migration tool you are using for detailed guidance on handling errors.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP Support for further assistance, providing them with detailed logs and error messages for a more in-depth analysis.