How To Fix RPUGEN011 - Parallel processing requires the maximum number of processes

SAP Error Message - Details

• Message type: E = Error

• Message class: RPUGEN - General Error Messages in Procurement (ISR)

• Message number: 011

• Message text: Parallel processing requires the maximum number of processes

What causes this issue?

In the technical controls, you selected parallel processing without
entering a value (> 0) for the maximum number of processes. However, if
you use parallel processing, this value is mandatory.

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?

In the field for the maximum number of processes, enter a value greater
than 0.
Deactivate parallel processing.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RPUGEN011 - Parallel processing requires the maximum number of processes ?

  The SAP error message RPUGEN011 indicates that the parallel processing in a background job has reached the maximum number of processes allowed. This typically occurs when a job is trying to utilize more parallel processes than the system is configured to handle, leading to resource contention or limits being hit.
  Cause:
  
  Maximum Processes Reached: The job is configured to run with a certain number of parallel processes, and the system has reached that limit.
  System Configuration: The SAP system may have a configuration that limits the number of parallel processes for background jobs.
  Resource Constraints: The system may be under heavy load, or there may be insufficient resources (CPU, memory) to handle additional parallel processes.
  Job Configuration: The job itself may be configured to request more parallel processes than what is allowed by the system settings.
  
  Solution:
  
  Check Job Configuration: Review the configuration of the background job that is generating the error. Ensure that the number of parallel processes specified is within the limits set by the system.
  Adjust Maximum Processes: If necessary, you can increase the maximum number of parallel processes allowed in the system. This can be done by adjusting the relevant parameters in the SAP system configuration (transaction RZ10 or RZ11).
  
  Look for parameters like rdisp/wp_no_btc (number of background work processes) and adjust them as needed.
  
  
  Monitor System Load: Use transaction SM50 or SM66 to monitor the current load on the system. If the system is heavily loaded, consider scheduling the job during off-peak hours or optimizing the job to use fewer resources.
  Review System Logs: Check the system logs for any additional errors or warnings that might provide more context about the issue.
  Consult SAP Notes: Look for any relevant SAP Notes that might address this specific error or provide guidance on best practices for configuring parallel processing.
  
  Related Information:
  
  Transaction Codes: 
  
  SM37 - To monitor background jobs.
  RZ10 / RZ11 - To change system parameters.
  SM50 / SM66 - To monitor work processes.
  
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on configuring background jobs and parallel processing.
  Performance Tuning: Consider performance tuning of the job itself, such as optimizing the selection criteria or breaking the job into smaller chunks that can run in parallel without exceeding the limits.
  
  By following these steps, you should be able to resolve the RPUGEN011 error and optimize the parallel processing capabilities of your SAP system.