How To Fix CNV_DMC_MM003 - Stop not possible. Data Transfer is not running

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_MM - General message class of Migration Monitor

• Message number: 003

• Message text: Stop not possible. Data Transfer is not running

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_MM003 - Stop not possible. Data Transfer is not running ?

  The SAP error message CNV_DMC_MM003: Stop not possible. Data Transfer is not running typically occurs in the context of the Data Migration Cockpit (DMC) when you attempt to stop a data transfer process that is not currently active. This message indicates that there is no ongoing data transfer process to stop.
  Causes:
  
  No Active Data Transfer: The most common cause is that there is no data transfer currently running, so the system cannot stop a process that isn't active.
  Incorrect Process State: The process might be in a state that does not allow it to be stopped, such as being completed or failed.
  User Permissions: The user may not have the necessary permissions to view or manage the data transfer processes.
  System Glitches: Occasionally, system glitches or inconsistencies in the DMC can lead to misleading error messages.
  
  Solutions:
  
  Check Process Status: Verify the status of the data transfer process in the DMC. If it is not running, there is no need to stop it.
  Refresh the Interface: Sometimes, refreshing the DMC interface can help clear any temporary glitches or inconsistencies.
  Review Logs: Check the logs for any additional error messages or warnings that might provide more context about the issue.
  User Permissions: Ensure that you have the appropriate permissions to manage data transfer processes. If not, contact your system administrator.
  Restart the DMC: If you suspect a system glitch, restarting the Data Migration Cockpit or the relevant SAP application server may resolve the issue.
  Consult Documentation: Refer to the official SAP documentation or notes related to the Data Migration Cockpit for any specific guidance or updates regarding this error.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  DMC Documentation: Review the Data Migration Cockpit documentation for best practices and troubleshooting tips.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered and resolved similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.