How To Fix DRF_OUTBOUND142 - Number of work processes must be at least two

SAP Error Message - Details

• Message type: E = Error

• Message class: DRF_OUTBOUND - Messages for Outbound Services

• Message number: 142

• Message text: Number of work processes must be at least two

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DRF_OUTBOUND142 - Number of work processes must be at least two ?

  The SAP error message DRF_OUTBOUND142 indicates that the number of work processes configured for the system is less than the minimum required for the Data Replication Framework (DRF) to function properly. Specifically, it requires at least two work processes to handle the outbound data replication tasks effectively.
  Cause:
  The error occurs when the system is configured with fewer than two work processes for the relevant application server. This can happen due to:
  
  Configuration Settings: The instance profile settings may have been configured to allow only one work process for the relevant application server.
  Resource Limitations: The server may have resource constraints (CPU, memory) that limit the number of work processes that can be started.
  System Maintenance: During system maintenance or upgrades, the number of work processes may have been temporarily reduced.
  
  Solution:
  To resolve this error, you need to ensure that at least two work processes are configured for the application server that is handling the DRF tasks. Here are the steps to do this:
  
  
  Check Current Configuration:
  
  Go to transaction RZ10 (Profile Maintenance).
  Check the instance profile for the application server in question.
  Look for parameters related to work processes, such as rdisp/wp_no_dia (for dialog work processes) and rdisp/wp_no_btc (for background work processes).
  
  
  
  Modify Profile Settings:
  
  If the number of work processes is set to one, increase it to at least two.
  For example, you might set rdisp/wp_no_dia to 2 or more, depending on your system's capacity and requirements.
  
  
  
  Save and Activate Changes:
  
  After making changes, save the profile and activate it.
  You may need to restart the SAP instance for the changes to take effect.
  
  
  
  Monitor System Resources:
  
  Ensure that the server has enough resources (CPU, memory) to support the increased number of work processes.
  Use transaction SM50 to monitor the work processes and ensure they are running as expected.
  
  
  
  Test the Configuration:
  
  After making the changes, test the DRF functionality to ensure that the error no longer occurs.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or updates related to this error.
  System Performance: Monitor the performance of the system after increasing the number of work processes to ensure that it can handle the load without performance degradation.
  Documentation: Refer to the official SAP documentation for the Data Replication Framework for best practices and configuration guidelines.
  
  By following these steps, you should be able to resolve the DRF_OUTBOUND142 error and ensure that your SAP system is configured correctly for data replication tasks.