How To Fix RZ392 - Server started without update processes; number cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: RZ - Messages for Computing Center Management System

• Message number: 392

• Message text: Server started without update processes; number cannot be changed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RZ392 - Server started without update processes; number cannot be changed ?

  The SAP error message RZ392 indicates that the SAP system has started without update processes. This typically means that the update work processes, which are responsible for handling database updates, are not running. This can lead to issues with data consistency and integrity, as updates to the database may not be processed correctly.
  Cause
  The error can be caused by several factors, including:
  
  Configuration Issues: The system may not be configured correctly to start the update processes.
  Resource Limitations: There may not be enough resources (like memory or CPU) available to start the update processes.
  System Errors: There could be underlying system errors or issues with the SAP kernel or database.
  Manual Changes: Someone may have manually changed the configuration settings that control the update processes.
  
  Solution
  To resolve the RZ392 error, you can follow these steps:
  
  
  Check the Instance Profile:
  
  Go to the instance profile of your SAP system and check the parameters related to update processes. Ensure that the parameters rdisp/wp_no_update is set to a value greater than 0.
  
  
  
  Review the Work Process Configuration:
  
  Use transaction RZ10 to check the profile parameters. Ensure that the update work processes are defined and configured correctly.
  
  
  
  Check System Logs:
  
  Use transaction SM21 to check the system logs for any errors or warnings that might indicate why the update processes are not starting.
  
  
  
  Restart the SAP System:
  
  Sometimes, simply restarting the SAP system can resolve transient issues. Ensure that you restart the system properly.
  
  
  
  Check for Resource Availability:
  
  Ensure that the server has enough resources (CPU, memory, etc.) to start the update processes. You can use system monitoring tools to check resource usage.
  
  
  
  Review the SAP Kernel:
  
  Ensure that you are using a compatible and up-to-date version of the SAP kernel. If necessary, consider upgrading the kernel.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific issue. There may be patches or updates available that can resolve the problem.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  RZ10: Profile maintenance
  SM21: System log
  RZ11: Profile parameter display
  SM50: Work process overview
  
  
  
  Documentation: Refer to the official SAP documentation for more detailed information on work process management and configuration.
  
  
  By following these steps, you should be able to diagnose and resolve the RZ392 error in your SAP system.