How To Fix PMRP034 - Problem with the enqueue server

SAP Error Message - Details

• Message type: E = Error

• Message class: PMRP - Messages for pMRP

• Message number: 034

• Message text: Problem with the enqueue server

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message PMRP034 - Problem with the enqueue server ?

  The SAP error message PMRP034 indicates that there is a problem with the enqueue server, which is responsible for managing locks in the SAP system. This error can occur due to various reasons, and understanding the cause and potential solutions is essential for resolving the issue.
  Causes of PMRP034
  
  
  Enqueue Server Down: The enqueue server may not be running or may have crashed, leading to an inability to manage locks.
  
  
  Network Issues: There could be network connectivity problems between the application server and the enqueue server.
  
  
  Configuration Issues: Incorrect configuration settings in the SAP system can lead to problems with the enqueue server.
  
  
  Resource Limitations: The enqueue server may be experiencing resource limitations, such as memory or CPU constraints.
  
  
  Database Issues: Problems with the underlying database can also affect the enqueue server's ability to function properly.
  
  
  Solutions to PMRP034
  
  
  Check Enqueue Server Status:
  
  Use transaction code SM51 to check the status of the application servers and ensure that the enqueue server is active.
  If the enqueue server is down, restart it using transaction code SM66 or through the SAP Management Console.
  
  
  
  Review System Logs:
  
  Check the system logs (transaction code SM21) for any error messages related to the enqueue server. This can provide insights into what might be causing the issue.
  
  
  
  Network Connectivity:
  
  Verify network connectivity between the application server and the enqueue server. Ensure that there are no firewall rules or network issues preventing communication.
  
  
  
  Configuration Check:
  
  Review the configuration settings in the SAP system, particularly those related to the enqueue server. Ensure that they are set correctly.
  
  
  
  Resource Monitoring:
  
  Monitor the resource usage of the enqueue server. If it is running low on memory or CPU, consider optimizing the server or allocating more resources.
  
  
  
  Database Health Check:
  
  Perform a health check on the database to ensure it is functioning correctly. Look for any locks or performance issues that might be affecting the enqueue server.
  
  
  
  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.
  
  
  
  Restart SAP System:
  
  As a last resort, if the issue persists and cannot be resolved through the above steps, consider restarting the entire SAP system. This can sometimes clear transient issues.
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  SM51: Display Instances
  SM66: Global Work Process Overview
  SM21: System Log
  SMLG: Logon Groups
  
  
  
  SAP Support: If the issue cannot be resolved internally, consider reaching out to SAP Support for assistance. Provide them with detailed logs and error messages to facilitate troubleshooting.
  
  
  Documentation: Refer to the official SAP documentation for more detailed information on the enqueue server and related configurations.
  
  
  By following these steps, you should be able to diagnose and resolve the PMRP034 error effectively.