How To Fix TN118 - Internal error: Could not determine queue

SAP Error Message - Details

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 118

• Message text: Internal error: Could not determine queue

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 TN118 - Internal error: Could not determine queue ?

  The SAP error message TN118, which states "Internal error: Could not determine queue," typically occurs in the context of SAP's messaging system, particularly when dealing with the SAPconnect or the SAP Business Workflow. This error indicates that the system is unable to identify the appropriate queue for processing messages or tasks.
  Causes:
  
  
  Configuration Issues: Incorrect configuration of the SAPconnect settings or the workflow settings can lead to this error. This includes issues with the SMTP settings or the configuration of the message server.
  
  
  Queue Management Problems: If the queues are not properly set up or if there are issues with the queue management in the system, it can result in this error.
  
  
  System Load: High system load or performance issues can sometimes lead to temporary failures in queue determination.
  
  
  Transport Layer Issues: Problems in the transport layer, such as network issues or misconfigured transport routes, can also cause this error.
  
  
  User Authorizations: Insufficient authorizations for the user trying to send the message or execute the workflow can lead to this error.
  
  
  Solutions:
  
  
  Check Configuration: Review the configuration settings for SAPconnect and ensure that all parameters are correctly set. This includes checking the SMTP settings and ensuring that the message server is properly configured.
  
  
  Queue Management: Verify the status of the queues in the system. Use transaction codes like SMQ1 (for outbound queues) and SMQ2 (for inbound queues) to check for any stuck or problematic queues.
  
  
  System Performance: Monitor the system performance and check for any bottlenecks. If the system is under heavy load, consider optimizing performance or scheduling tasks during off-peak hours.
  
  
  Transport Layer: Ensure that the transport layer is functioning correctly. Check network connectivity and transport routes to ensure that messages can be sent and received without issues.
  
  
  User Authorizations: Verify that the user has the necessary authorizations to perform the action that triggered the error. Adjust roles and permissions as needed.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that can resolve the issue.
  
  
  System Logs: Review system logs (transaction SLG1) for any additional error messages or warnings that could provide more context about the issue.
  
  
  Restart Services: In some cases, restarting the relevant services or the entire SAP system may resolve transient issues.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on configuring SAPconnect and managing queues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it is impacting business operations.
  
  By following these steps, you should be able to diagnose and resolve the TN118 error in your SAP system.