How To Fix /IWNGW/CM_BEP_OUT004 - No queue prefix maintained for destination IWNGW_BEP_OUT_BGRFC

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWNGW/CM_BEP_OUT -

• Message number: 004

• Message text: No queue prefix maintained for destination IWNGW_BEP_OUT_BGRFC

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWNGW/CM_BEP_OUT004 - No queue prefix maintained for destination IWNGW_BEP_OUT_BGRFC ?

  The SAP error message /IWNGW/CM_BEP_OUT004 No queue prefix maintained for destination IWNGW_BEP_OUT_BGRFC typically occurs in the context of SAP Gateway and Business Event Processing (BEP) when there is an issue with the configuration of the background RFC (BGRFC) destination.
  Cause:
  This error indicates that the system is unable to find a queue prefix for the specified BGRFC destination (IWNGW_BEP_OUT_BGRFC). The queue prefix is necessary for the BGRFC framework to manage the communication between different SAP systems or between different components within the same system.
  Solution:
  To resolve this error, you need to ensure that the queue prefix is correctly maintained for the BGRFC destination. Here are the steps to do this:
  
  
  Check BGRFC Configuration:
  
  Go to transaction code SM58 to check the status of the BGRFC queues.
  Ensure that the BGRFC destination IWNGW_BEP_OUT_BGRFC is correctly configured.
  
  
  
  Maintain Queue Prefix:
  
  Use transaction code SMQR to maintain the queue prefix for the BGRFC destination.
  In the SMQR transaction, look for the entry related to IWNGW_BEP_OUT_BGRFC.
  If it is missing, you will need to create a new entry and specify the appropriate queue prefix.
  
  
  
  Check Logical System Configuration:
  
  Ensure that the logical system is correctly configured in transaction SALE (or SPRO for customizing).
  Verify that the logical system is assigned to the correct client and that the necessary settings are in place.
  
  
  
  Restart BGRFC:
  
  After making the necessary changes, you may need to restart the BGRFC process. You can do this by using transaction SM58 to clear any stuck entries and then reprocessing them.
  
  
  
  Check for Other Errors:
  
  If the issue persists, check for other related error messages in the system logs (transaction SLG1) that might provide additional context.
  
  
  
  Related Information:
  
  BGRFC (Background RFC): This is a mechanism in SAP that allows asynchronous communication between different SAP systems or components. It is essential for ensuring that messages are processed reliably.
  Transaction Codes:
  
  SM58: To monitor and manage asynchronous RFC calls.
  SMQR: To maintain queue prefixes for BGRFC.
  SLG1: To view application logs for troubleshooting.
  
  
  Documentation: Refer to SAP Help Portal or SAP Notes related to BGRFC and SAP Gateway for more detailed information and troubleshooting steps.
  
  By following these steps, you should be able to resolve the error and ensure that the BGRFC destination is properly configured.