How To Fix CNV_MBT_SHELL204 - File &1 changed and updated in export directory

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_SHELL - Shell Creation

• Message number: 204

• Message text: File &1 changed and updated in export directory

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_MBT_SHELL204 - File &1 changed and updated in export directory ?

  The SAP error message CNV_MBT_SHELL204 indicates that a file in the export directory has been changed or updated. This message is typically associated with the SAP Migration Cockpit or data migration processes, particularly when using the Migration Object Model (MOM) or similar tools.
  Cause:
  The error usually occurs due to one of the following reasons:
  
  File Modification: The file specified in the error message has been modified after it was initially processed. This could happen if the file is being edited or replaced while the migration process is running.
  Concurrent Access: Another process or user might be accessing or modifying the file at the same time, leading to inconsistencies.
  Incomplete Export: The export process may not have completed successfully, and the system detects changes in the file that could affect the integrity of the migration.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  Check File Status: Verify the status of the file mentioned in the error message. Ensure that it is not being edited or accessed by another process.
  Revert Changes: If the file was modified unintentionally, revert it to its original state or restore it from a backup if available.
  Restart the Process: After ensuring that the file is stable and not being modified, restart the migration process. This may involve re-running the export or import steps.
  Lock the File: If possible, implement file locking mechanisms to prevent concurrent modifications during the migration process.
  Review Logs: Check the logs for any additional information or errors that may provide more context about the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific migration tool you are using. There may be specific patches or updates that address this issue.
  Documentation: Review the official SAP documentation for the Migration Cockpit or the specific migration tool you are using to ensure that you are following the correct procedures.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with the error message and any relevant logs.
  
  By following these steps, you should be able to resolve the CNV_MBT_SHELL204 error and continue with your migration process.