How To Fix /PF1/FI_PROXY023 - RFC error calling up &1 via destination &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/FI_PROXY -

• Message number: 023

• Message text: RFC error calling up &1 via destination &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PF1/FI_PROXY023 - RFC error calling up &1 via destination &2 ?

  The SAP error message /PF1/FI_PROXY023 RFC error calling up &1 via destination &2 typically indicates an issue with 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:
  
  
  Destination Configuration: The RFC destination (&2) may not be configured correctly in the SAP system. This could include incorrect parameters, such as the target system's hostname, service, or system number.
  
  
  Network Issues: There may be network connectivity problems between the SAP system and the target system. This could be due to firewall settings, routing issues, or the target system being down.
  
  
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations to execute the function module or access the target system.
  
  
  Function Module Issues: The function module (&1) being called may not exist in the target system, or it may have been changed or deactivated.
  
  
  SAP Notes: There may be known issues or bugs related to the specific function module or RFC connection that have been documented in SAP Notes.
  
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 and check the configuration of the RFC destination (&2).
  Test the connection to ensure it is working correctly. If there are errors, review the settings.
  
  
  
  Network Connectivity:
  
  Verify that the network connection between the two systems is stable and that there are no firewalls blocking the communication.
  Use tools like ping or traceroute to check connectivity.
  
  
  
  Authorization Check:
  
  Ensure that the user credentials used for the RFC connection have the necessary authorizations to execute the function module.
  Check the roles and profiles assigned to the user.
  
  
  
  Function Module Verification:
  
  Ensure that the function module (&1) exists in the target system and is active.
  Check for any changes or deactivations that may have occurred.
  
  
  
  Review SAP Notes:
  
  Search for relevant SAP Notes that may address known issues with the function module or RFC connection.
  Implement any recommended fixes or patches.
  
  
  
  Check Logs:
  
  Review the system logs (transaction SM21) and the RFC trace (transaction SM58) for additional error messages or details that can help diagnose the issue.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: RFC Destinations
  SM21: System Log
  SM58: Asynchronous RFC Monitor
  SE37: Function Module
  
  
  
  SAP Notes: Always check the SAP Support Portal for any relevant notes that may provide additional insights or solutions.
  
  
  By following these steps, you should be able to identify and resolve the cause of the /PF1/FI_PROXY023 RFC error. If the issue persists, consider reaching out to SAP support for further assistance.