How To Fix BGRFC378 - Too few dialog work processes configured on application server &1

SAP Error Message - Details

• Message type: E = Error

• Message class: BGRFC - qRFC - New Background RFC

• Message number: 378

• Message text: Too few dialog work processes configured on application server &1

What causes this issue?

Too few dialog work processes have been configured for the corresponding
server. The number of dialog work processes configured for bgRFC
schedulers on an application server must be at least two more than the
number of schedulers itself. You must use the total number of inbound
and outbound schedulers when you make this calculation.

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?

Either increase the number of dialog work processes on the application
server, or reduce the number of schedulers.

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 BGRFC378 - Too few dialog work processes configured on application server &1 ?

  The SAP error message BGRFC378 indicates that there are too few dialog work processes configured on the specified application server. This can lead to issues with background RFC (Remote Function Call) processing, as there may not be enough resources available to handle the requests.
  Cause:
  
  Insufficient Dialog Work Processes: The application server does not have enough dialog work processes configured to handle the incoming requests, especially when there are many users or background jobs running.
  Configuration Issues: The configuration settings for the application server may not be optimized for the current workload.
  High Load: The system may be experiencing a high load, leading to the exhaustion of available dialog work processes.
  System Performance: Other performance issues in the system may also contribute to the inability to process requests in a timely manner.
  
  Solution:
  
  
  Increase Dialog Work Processes:
  
  Go to the SAP system profile parameters and increase the number of dialog work processes. This can be done in the instance profile (transaction RZ10).
  Look for the parameter rdisp/wp_no_dia and increase its value. The default is often set to 2 or 3, but you may need to increase it based on your system's requirements.
  
  
  
  Monitor System Load:
  
  Use transaction SM50 to monitor the work processes and see if they are being utilized effectively.
  Check for any long-running jobs or processes that may be consuming resources.
  
  
  
  Optimize Background Jobs:
  
  Review and optimize background jobs to ensure they are not running concurrently in a way that overwhelms the system.
  Schedule jobs during off-peak hours if possible.
  
  
  
  Check for Errors:
  
  Investigate any other error messages in the system that may indicate underlying issues affecting performance.
  
  
  
  System Resources:
  
  Ensure that the server has adequate hardware resources (CPU, memory) to handle the expected load.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes that may provide additional guidance or patches related to this issue.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  RZ10: To change instance profile parameters.
  SM50: To monitor work processes.
  SM66: To monitor global work processes across all instances.
  
  
  
  SAP Documentation: Refer to SAP Help Portal for detailed documentation on configuring work processes and performance tuning.
  
  
  Performance Tuning: Consider engaging with SAP Basis consultants for performance tuning and optimization if the issue persists.
  
  
  By addressing the configuration of dialog work processes and monitoring system performance, you can resolve the BGRFC378 error and improve the overall efficiency of your SAP system.