How To Fix DMCLG854 - Job net is not active; schedule agent has not been started

SAP Error Message - Details

• Message type: E = Error

• Message class: DMCLG - DMC Tool Development

• Message number: 854

• Message text: Job net is not active; schedule agent has not been started

Self-Explanatory Message

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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 DMCLG854 - Job net is not active; schedule agent has not been started ?

  The SAP error message DMCLG854 indicates that a job network is not active because the schedule agent has not been started. This error typically occurs in the context of SAP's job scheduling and background processing, particularly when using the SAP Data Management and Control (DMC) or similar job scheduling tools.
  Cause:
  
  Inactive Schedule Agent: The most common cause of this error is that the schedule agent responsible for managing job networks is not running. This can happen if the agent has not been started or if it has crashed.
  Configuration Issues: There may be configuration issues in the job scheduling settings that prevent the job network from being activated.
  System Issues: There could be underlying system issues, such as network problems or resource constraints, that prevent the schedule agent from functioning properly.
  
  Solution:
  
  
  Start the Schedule Agent:
  
  Check if the schedule agent is running. If it is not, start the agent. This can usually be done through the SAP management console or command line, depending on your system setup.
  If you are unsure how to start the agent, consult your system administrator or refer to the SAP documentation for your specific version.
  
  
  
  Check Configuration:
  
  Review the configuration settings for the job network and the schedule agent. Ensure that all necessary parameters are correctly set.
  Verify that the job network is properly defined and that there are no errors in its configuration.
  
  
  
  Monitor System Resources:
  
  Check the system resources (CPU, memory, etc.) to ensure that there are no bottlenecks that could be affecting the schedule agent's performance.
  Look for any logs or error messages that might indicate why the agent is not running.
  
  
  
  Restart the System:
  
  If the schedule agent does not start or continues to fail, consider restarting the entire SAP system. This can sometimes resolve underlying issues that are preventing the agent from functioning.
  
  
  
  Consult SAP Support:
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance. They may have additional insights or patches that can resolve the issue.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for job scheduling and background processing for more detailed instructions and troubleshooting steps.
  System Logs: Check the system logs (transaction SM21) for any related error messages that could provide more context about the issue.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM37 (Job Monitoring) and SM36 (Define Background Job) to manage and monitor jobs effectively.
  
  By following these steps, you should be able to resolve the DMCLG854 error and get your job network active again.