How To Fix SCRM051 - Not enough work processes available (-> see long text)

SAP Error Message - Details

• Message type: E = Error

• Message class: SCRM - Check Results Management

• Message number: 051

• Message text: Not enough work processes available (-> see long text)

What causes this issue?

The number of available work processes is not sufficient.
Dialog work processes: (&V1&)
Background work processes: (&V2&)
Meaning: (existing, free, at least required)

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?

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 SCRM051 - Not enough work processes available (-> see long text) ?

  The SAP error message SCRM051 indicates that there are not enough work processes available to handle the current workload. This can occur in various scenarios, such as when there are too many users logged in, when there are long-running processes, or when the system is not configured to handle the expected load.
  Causes:
  
  Insufficient Work Processes: The number of work processes configured in the SAP system is lower than what is required for the current workload.
  High User Load: A sudden increase in the number of users or transactions can lead to exhaustion of available work processes.
  Long-Running Transactions: Some transactions may take a long time to complete, holding onto work processes and preventing new requests from being processed.
  Configuration Issues: The system may not be optimally configured for the expected workload, leading to inefficient use of available resources.
  Background Jobs: A large number of background jobs running simultaneously can consume available work processes.
  
  Solutions:
  
  
  Increase Work Processes:
  
  Review and adjust the number of work processes in the SAP system profile parameters (e.g., rdisp/wp_no_dia, rdisp/wp_no_btc, etc.) to accommodate the expected load.
  This can be done through transaction RZ10 or by editing the instance profile directly.
  
  
  
  Monitor and Optimize Long-Running Transactions:
  
  Use transaction SM50 or SM66 to monitor active processes and identify any long-running transactions that may be holding up work processes.
  Optimize or terminate long-running processes if necessary.
  
  
  
  Check User Load:
  
  Analyze the number of active users and their transactions using transaction SM04 or AL08.
  If the user load is consistently high, consider increasing the number of dialog work processes.
  
  
  
  Review Background Jobs:
  
  Check for any background jobs that may be consuming resources using transaction SM37.
  Schedule jobs during off-peak hours or adjust their priority if necessary.
  
  
  
  System Configuration:
  
  Ensure that the system is configured correctly for the expected workload. This may involve tuning various parameters related to memory, processes, and performance.
  
  
  
  Scaling the System:
  
  If the workload consistently exceeds the capacity of the current system, consider scaling up the hardware or moving to a more powerful server.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  RZ10: Profile maintenance
  SM50: Process overview
  SM66: Global process overview
  SM04: User overview
  SM37: Job monitoring
  
  
  
  SAP Notes: Check for relevant SAP Notes that may provide additional guidance or fixes related to work process management.
  
  
  Performance Monitoring: Regularly monitor system performance and workload to proactively manage work processes and avoid similar issues in the future.
  
  
  By addressing the underlying causes and implementing the suggested solutions, you can resolve the SCRM051 error and improve the overall performance of your SAP system.