How To Fix TPDA518 - No active controller exists for the value specified

SAP Error Message - Details

• Message type: E = Error

• Message class: TPDA - Debugger

• Message number: 518

• Message text: No active controller exists for the value specified

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 TPDA518 - No active controller exists for the value specified ?

  The SAP error message TPDA518 ("No active controller exists for the value specified") typically occurs in the context of SAP Transport Management System (TMS) when there is an issue with the transport routes or the configuration of the transport landscape. This error indicates that the system is unable to find an active transport controller for the specified transport request or task.
  Causes:
  
  Missing or Inactive Transport Domain Controller: The transport domain controller may not be active or properly configured.
  Incorrect Transport Route Configuration: The transport routes between systems may not be set up correctly, leading to the inability to find a controller.
  Transport Directory Issues: There may be issues with the transport directory or the transport configuration files.
  System Configuration Issues: The system may not be properly configured to recognize the transport landscape.
  
  Solutions:
  
  
  Check Transport Domain Controller:
  
  Ensure that the transport domain controller is active. You can check this in the TMS configuration (transaction code STMS).
  If the controller is inactive, you may need to activate it or restart the transport domain.
  
  
  
  Verify Transport Routes:
  
  Go to transaction STMS and check the transport routes. Ensure that the routes are correctly defined and that the systems are connected properly.
  If necessary, reconfigure the transport routes.
  
  
  
  Check Transport Directory:
  
  Verify that the transport directory is correctly set up. You can check the transport directory settings in the TMS configuration.
  Ensure that the transport directory is accessible and that there are no permission issues.
  
  
  
  System Configuration:
  
  Check the configuration of the SAP system to ensure it is part of the correct transport domain.
  You can use transaction SCC4 to check the client settings and ensure that the client is configured correctly for transport.
  
  
  
  Transport Profile:
  
  Ensure that the transport profile is correctly set up. You can check this in transaction RZ10 for the instance profile settings.
  
  
  
  Restart TMS:
  
  Sometimes, simply restarting the Transport Management System can resolve temporary issues.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  STMS: Transport Management System
  SCC4: Client Administration
  RZ10: Profile Maintenance
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to transport management and the TPDA518 error.
  Logs: Review the transport logs for any additional error messages that may provide more context on the issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.