How To Fix EPIC_BANK_COMM104 - RFC error occurred; system did not create request message

SAP Error Message - Details

• Message type: E = Error

• Message class: EPIC_BANK_COMM - Message Class for BACO PROG

• Message number: 104

• Message text: RFC error occurred; system did not create request message

What causes this issue?

You tried to send a query to a bank communication client. However, the
system has found that there is a problem with the Remote Function Call
(RFC) connection.

System Response

The system does not generate the request message.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Check the RFC connection from the <LS>Electronic Payment Integration
(China)</> screen by choosing <LS>Administration</> -> <LS>Check Client
Status</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EPIC_BANK_COMM104 - RFC error occurred; system did not create request message ?

  The SAP error message "EPIC_BANK_COMM104 RFC error occurred; system did not create request message" typically indicates an issue with the Remote Function Call (RFC) communication between SAP systems or between an SAP system and an external system. This error can arise due to various reasons, including configuration issues, network problems, or authorization issues.
  Causes:
  
  Network Issues: There may be connectivity problems between the SAP system and the external system or between different SAP systems.
  RFC Destination Configuration: The RFC destination may not be configured correctly in the SAP system. This includes incorrect parameters such as the target system's IP address, port, or user credentials.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations to perform the requested operation.
  System Availability: The target system may be down or not reachable due to maintenance or other issues.
  Data Issues: There may be issues with the data being sent in the request message, such as missing or invalid fields.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the systems is stable and that there are no firewall or routing issues blocking the communication.
  Verify RFC Destination:
  
  Go to transaction code SM59 in the SAP GUI.
  Check the configuration of the RFC destination being used. Ensure that the connection type, target host, and system number are correct.
  Test the connection using the "Connection Test" button to see if it is successful.
  
  
  Review User Authorizations: Ensure that the user credentials used for the RFC connection have the necessary authorizations to execute the required functions.
  Check System Status: Verify that the target system is up and running. You can check the status of the system using transaction SM51 to see if the application server is active.
  Examine Data Being Sent: Review the data being sent in the request message for any inconsistencies or missing information. Ensure that all required fields are populated correctly.
  Check Logs: Look at the application logs (transaction SLG1) for more detailed error messages that can provide additional context about the issue.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the documentation for the specific SAP module or function you are working with to understand the expected behavior and requirements for the RFC communication.
  Community Forums: Consider searching or posting on SAP community forums or platforms like SAP Community, Stack Overflow, or other technical forums for additional insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the "EPIC_BANK_COMM104 RFC error occurred; system did not create request message" error in your SAP environment.