How To Fix SRT_CORE209 - bgRFC Unit in other SAP client

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_CORE - Nachrichtenklasse für SOAP Runtime

• Message number: 209

• Message text: bgRFC Unit in other SAP client

What causes this issue?

The unit of a bgRFC queue using by asynchronous Web Service is not valid
even if there are still messages belonging to this unit stored in the
persistency.

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?

This message is in an inconsistent state and it is not clear whether it
is already delivered.

Procedure for System Administrators

Following steps are necessary to cancel inconsistent messages:
Check the message payload by double-clicking the message entry.
Based on the payload contact the responsible Web Service application and
ask for checking whether you can cancel this message.
To cancel one or more messages just mark the according entries and click
"Cancel Messages".

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_CORE209 - bgRFC Unit in other SAP client ?

  The SAP error message SRT_CORE209 typically indicates an issue related to the background RFC (bgRFC) unit in a different SAP client. This error can occur in scenarios involving SAP Process Integration (PI) or SAP Process Orchestration (PO) when there are issues with the communication between different SAP systems or clients.
  Cause:
  The error can be caused by several factors, including:
  
  Configuration Issues: Incorrect configuration of the bgRFC settings in the SAP system or the target system.
  Client-Specific Settings: The bgRFC unit may not be properly set up in the target client, or the necessary authorizations may be missing.
  Network Issues: Problems with network connectivity between the SAP systems or clients.
  Transport Layer Issues: Issues with the transport layer that may prevent proper communication.
  Data Consistency: Inconsistencies in the data being processed or sent between clients.
  
  Solution:
  To resolve the SRT_CORE209 error, you can take the following steps:
  
  
  Check Configuration:
  
  Verify the bgRFC configuration in both the source and target clients. Ensure that the settings are correct and consistent.
  Check the configuration of the logical systems and RFC destinations.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations to perform bgRFC operations in both clients.
  
  
  
  Monitor bgRFC Queue:
  
  Use transaction SLG1 to check the application log for any related errors or warnings.
  Use transaction SM58 to monitor the status of the asynchronous RFC calls.
  
  
  
  Check Network Connectivity:
  
  Ensure that there are no network issues preventing communication between the SAP systems or clients.
  
  
  
  Data Consistency:
  
  Check the data being sent to ensure it is consistent and valid. Look for any anomalies that might cause the bgRFC to fail.
  
  
  
  Restart bgRFC:
  
  If necessary, you can restart the bgRFC processing by using transaction SMQ1 (for outbound queues) and SMQ2 (for inbound queues).
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  
  
  System Logs:
  
  Check system logs (transaction SM21) for any additional error messages that may provide more context about the issue.
  
  
  
  Related Information:
  
  bgRFC: Background Remote Function Call is a mechanism in SAP that allows asynchronous communication between different SAP systems or clients.
  SAP PI/PO: SAP Process Integration and Process Orchestration are tools used for integrating different SAP and non-SAP systems.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLG1, SM58, SMQ1, and SMQ2 for monitoring and troubleshooting.
  
  If the issue persists after following these steps, it may be beneficial to engage SAP support for further assistance.