How To Fix D4131 - The database monitor is not running

SAP Error Message - Details

• Message type: E = Error

• Message class: D4 - DB2/400 specific messages

• Message number: 131

• Message text: The database monitor is not running

What causes this issue?

The database monitor has not been started yet.

System Response

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How to fix this error?

Please check the SAP profile parameter value of as4/dbmon/enable. If the
value is 1, create a problem message using the SAPNet - SAP Frontend.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message D4131 - The database monitor is not running ?

  The SAP error message D4131, which states "The database monitor is not running," typically indicates that the database monitor process, which is responsible for monitoring the performance and status of the database, is not active. This can lead to issues with database performance monitoring and can affect the overall performance of the SAP system.
  Causes:
  
  Database Monitor Not Started: The database monitor service may not have been started or may have stopped unexpectedly.
  Configuration Issues: There may be configuration issues in the SAP system or the database that prevent the monitor from starting.
  Database Connectivity Issues: Problems with the connection between the SAP application server and the database can lead to the monitor not running.
  Resource Limitations: Insufficient system resources (CPU, memory) can prevent the database monitor from starting or functioning properly.
  Database Errors: There may be underlying issues with the database itself that prevent the monitor from running.
  
  Solutions:
  
  
  Start the Database Monitor: 
  
  Check if the database monitor is running. If not, you can start it manually. The method to start it will depend on the database you are using (e.g., Oracle, SQL Server, HANA).
  For example, in an SAP HANA environment, you can use the HANA Studio or command line to start the monitor.
  
  
  
  Check Configuration: 
  
  Review the configuration settings for the database monitor in the SAP system. Ensure that all necessary parameters are correctly set.
  Check the instance profile and ensure that the database monitor is enabled.
  
  
  
  Review Logs: 
  
  Check the SAP system logs (transaction SM21) and the database logs for any error messages that might provide more context on why the monitor is not running.
  
  
  
  Database Connectivity: 
  
  Verify the connectivity between the SAP application server and the database. Ensure that the database is up and running and that there are no network issues.
  
  
  
  Resource Monitoring: 
  
  Monitor system resources to ensure that there are enough CPU and memory available for the database monitor to run. If resources are low, consider optimizing the system or upgrading hardware.
  
  
  
  Database Health Check: 
  
  Perform a health check on the database to identify any underlying issues that may be affecting its performance.
  
  
  
  Restart SAP System: 
  
  If the above steps do not resolve the issue, consider restarting the SAP system, as this can sometimes resolve transient issues.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or patches related to the D4131 error. SAP frequently updates its knowledge base with solutions for known issues.
  Documentation: Refer to the official SAP documentation for your specific database and SAP version for detailed instructions on managing the database monitor.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with relevant logs and details about your environment.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the D4131 error message in your SAP system.