How To Fix LTRQ014 - Process has been interrupted; scheduling is a single-thread process

SAP Error Message - Details

• Message type: E = Error

• Message class: LTRQ - Request messages

• Message number: 014

• Message text: Process has been interrupted; scheduling is a single-thread process

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message LTRQ014 - Process has been interrupted; scheduling is a single-thread process ?

  The SAP error message LTRQ014 indicates that a process has been interrupted because scheduling is a single-thread process. This typically occurs in the context of SAP's logistics and transportation management modules, particularly when dealing with scheduling tasks that cannot be executed concurrently.
  Cause:
  
  Single-threaded Process: The error arises because the scheduling process is designed to run in a single-threaded manner, meaning that only one instance of the scheduling process can run at a time. If another instance is already running or if the system is trying to execute multiple scheduling requests simultaneously, it will lead to this error.
  Long-running Processes: If a previous scheduling process is taking too long to complete, it may block subsequent requests, leading to interruptions.
  System Configuration: There may be configuration settings in the SAP system that limit the ability to run multiple scheduling processes.
  
  Solution:
  
  Check Running Processes: Use transaction codes like SM37 (Job Monitoring) to check if there are any long-running or stuck jobs related to scheduling. If you find any, you may need to terminate them or wait for them to complete.
  Review Logs: Check the application logs for any additional error messages or warnings that might provide more context about why the process was interrupted.
  Adjust Scheduling: If possible, adjust the scheduling of tasks to ensure that they do not overlap. This may involve rescheduling jobs or changing the timing of certain processes.
  Increase Resources: If the issue is related to performance, consider increasing system resources or optimizing the scheduling process to reduce execution time.
  Consult Documentation: Review SAP documentation or notes related to the specific module you are working with for any known issues or patches that may address this error.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM37 (Job Monitoring), SM21 (System Log), and SLG1 (Application Log) to monitor and troubleshoot jobs and logs.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide guidance on best practices for scheduling.
  System Performance: Regularly monitor system performance and job execution times to prevent similar issues in the future.
  
  By following these steps, you should be able to diagnose and resolve the LTRQ014 error effectively.