How To Fix RZ368 - Total no. work processes has changed, check WP allocation

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 368

• Message text: Total no. work processes has changed, check WP allocation

What causes this issue?

The number of work processes was changed by making a change to the
instance profile or assigning another instance profile.

System Response

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

How to fix this error?

Check the work process allocations that are assigned to the various
operation modes for this server, and change the work process allocation
if necessary.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RZ368 - Total no. work processes has changed, check WP allocation ?

  The SAP error message RZ368 indicates that there has been a change in the total number of work processes allocated to the SAP system. This can happen due to various reasons, such as configuration changes, system updates, or changes in the underlying infrastructure.
  Cause:
  
  Configuration Changes: Changes made in the SAP profile parameters related to work processes (e.g., rdisp/wp_no_dia, rdisp/wp_no_btc, etc.) can lead to this error.
  System Updates: Upgrading or applying patches to the SAP system may alter the work process configuration.
  Resource Allocation: Changes in the underlying hardware or virtualization settings that affect the number of available resources for the SAP instance.
  Restart of the Instance: If the SAP instance was restarted, it may have picked up a new configuration that changes the number of work processes.
  
  Solution:
  
  Check Profile Parameters: Review the instance profile parameters related to work processes. You can do this using transaction RZ10 or RZ11 to ensure that the settings are as intended.
  
  Look for parameters like rdisp/wp_no_dia, rdisp/wp_no_btc, etc.
  
  
  Adjust Work Process Allocation: If the number of work processes has been changed unintentionally, adjust them back to the desired configuration.
  Restart the SAP Instance: After making changes to the profile parameters, restart the SAP instance to apply the new settings.
  Check System Logs: Use transaction SM21 to check the system logs for any additional errors or warnings that may provide more context about the issue.
  Monitor System Performance: After making changes, monitor the system performance to ensure that the work process allocation is optimal for the workload.
  
  Related Information:
  
  Transaction Codes:
  
  RZ10: To maintain instance profiles.
  RZ11: To display and change profile parameters dynamically.
  SM51: To view the list of active instances and their work processes.
  SM66: To monitor global work processes across all instances.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to work process allocation or the RZ368 message.
  Documentation: Refer to the SAP Basis documentation for detailed information on work process management and configuration.
  
  If the issue persists after following these steps, it may be beneficial to consult with SAP support or your system administrator for further assistance.