How To Fix SATCM187 - Minimum number of work processes must be smaller than maximum number

SAP Error Message - Details

• Message type: E = Error

• Message class: SATCM - Check Result Management / Transaction CheckMan

• Message number: 187

• Message text: Minimum number of work processes must be smaller than maximum number

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SATCM187 - Minimum number of work processes must be smaller than maximum number ?

  The SAP error message SATCM187 indicates that there is a configuration issue with the work processes in your SAP system. Specifically, it states that the minimum number of work processes must be smaller than the maximum number of work processes. This is a common configuration error that can occur in the SAP system's instance profile settings.
  Cause:
  The error arises when the configuration parameters for the work processes in the SAP instance profile are set incorrectly. The parameters in question are:
  
  rdisp/wp_no_min: This parameter defines the minimum number of work processes.
  rdisp/wp_no_max: This parameter defines the maximum number of work processes.
  
  If the minimum number of work processes (rdisp/wp_no_min) is set to a value that is equal to or greater than the maximum number of work processes (rdisp/wp_no_max), the system will throw this error.
  Solution:
  To resolve this error, you need to adjust the values of the work process parameters in the instance profile. Here are the steps to do this:
  
  
  Access the Instance Profile:
  
  Use transaction code RZ10 to access the instance profile settings.
  
  
  
  Select the Profile:
  
  Choose the appropriate instance profile for the application server you are working on.
  
  
  
  Edit the Parameters:
  
  Look for the parameters rdisp/wp_no_min and rdisp/wp_no_max.
  Ensure that the value of rdisp/wp_no_min is less than the value of rdisp/wp_no_max. For example:
  
  Set rdisp/wp_no_min to 2
  Set rdisp/wp_no_max to 5
  
  
  This configuration means that the system will have a minimum of 2 work processes and a maximum of 5 work processes.
  
  
  
  Save Changes:
  
  After making the necessary changes, save the profile.
  
  
  
  Restart the Instance:
  
  For the changes to take effect, you will need to restart the SAP instance.
  
  
  
  Related Information:
  
  Work Processes: Work processes are essential components of the SAP application server that handle user requests. Each work process can handle a specific type of task (dialog, background, update, etc.).
  Performance Tuning: Properly configuring the number of work processes is crucial for optimal system performance. Too few work processes can lead to performance bottlenecks, while too many can consume unnecessary resources.
  Monitoring: After making changes, monitor the system performance and adjust the parameters as necessary based on the workload and performance metrics.
  
  By following these steps, you should be able to resolve the SATCM187 error and ensure that your SAP system is configured correctly for work processes.