How To Fix /SCWM/L3031 - Could not create subsequent WT. Start tRFC queue &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/L3 -

• Message number: 031

• Message text: Could not create subsequent WT. Start tRFC queue &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/L3031 - Could not create subsequent WT. Start tRFC queue &1 ?

  The SAP error message /SCWM/L3031 Could not create subsequent WT. Start tRFC queue &1 typically occurs in the context of the Extended Warehouse Management (EWM) module when there is an issue with the creation of a subsequent Warehouse Task (WT). This error is often related to the asynchronous processing of tasks in the system, particularly when using transactional Remote Function Calls (tRFC).
  Causes:
  
  tRFC Queue Issues: The error indicates that there is a problem with the tRFC queue specified in the message. This could be due to the queue being stopped, blocked, or not properly configured.
  System Performance: High system load or performance issues can lead to delays or failures in processing tRFC calls.
  Configuration Issues: Incorrect configuration of the EWM or the underlying system can lead to issues in task creation.
  Data Consistency: There may be inconsistencies in the data that prevent the creation of the subsequent Warehouse Task.
  Network Issues: If the system is trying to communicate with another system (e.g., an ERP system), network issues could cause the tRFC to fail.
  
  Solutions:
  
  
  Check tRFC Queue: 
  
  Use transaction SM58 to check the status of the tRFC queue. Look for any entries that are in error status and analyze the details.
  If the queue is stopped, you may need to restart it or resolve any underlying issues causing it to stop.
  
  
  
  Monitor System Performance: 
  
  Check system performance metrics to ensure that the system is not overloaded. If it is, consider optimizing performance or scheduling tasks during off-peak hours.
  
  
  
  Review Configuration: 
  
  Ensure that the EWM and related configurations are set up correctly. This includes checking the settings for warehouse processes and task creation.
  
  
  
  Data Consistency Check: 
  
  Verify the data involved in the warehouse task creation. Ensure that all necessary data is available and consistent.
  
  
  
  Check for Network Issues: 
  
  If the system relies on communication with another system, ensure that there are no network issues affecting connectivity.
  
  
  
  Reprocess tRFC Calls: 
  
  If there are failed tRFC calls, you can attempt to reprocess them from transaction SM58.
  
  
  
  Consult SAP Notes: 
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SM58: tRFC Queue Monitoring
  SLG1: Application Log for detailed error logs
  SM21: System Log for system-related issues
  
  
  Documentation: Review SAP EWM documentation for best practices in task management and troubleshooting.
  SAP Community: Engage with the SAP Community for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.