How To Fix /PLMI/PRT_BO043 - RFC connection problems with RFC destination &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/PRT_BO -

• Message number: 043

• Message text: RFC connection problems with RFC destination &1

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 /PLMI/PRT_BO043 - RFC connection problems with RFC destination &1 ?

  The SAP error message /PLMI/PRT_BO043 typically indicates an issue with the Remote Function Call (RFC) connection to a specified RFC destination. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting. Here’s a breakdown of potential causes, solutions, and related information:
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP systems involved.
  RFC Destination Configuration: The RFC destination may not be configured correctly in the SAP system.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations.
  System Availability: The target system may be down or not reachable.
  Firewall Restrictions: Firewalls may be blocking the required ports for RFC communication.
  SAP Gateway Issues: The SAP Gateway service may not be running or may be misconfigured.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or traceroute to verify that the target system is reachable from the source system.
  
  
  
  Verify RFC Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI.
  Check the configuration of the RFC destination specified in the error message.
  Ensure that the connection type (e.g., T, 3, etc.) is appropriate and that the target host and service are correctly specified.
  
  
  
  Test the RFC Connection:
  
  In transaction SM59, select the RFC destination and use the "Connection Test" button to check if the connection is working.
  
  
  
  Check User Authorizations:
  
  Ensure that the user credentials used for the RFC connection have the necessary authorizations to access the target system.
  
  
  
  Check System Availability:
  
  Verify that the target SAP system is up and running. You can check this by logging into the target system or checking its status in the SAP Solution Manager.
  
  
  
  Review Firewall Settings:
  
  Ensure that any firewalls between the systems allow traffic on the required ports for RFC communication (typically port 3200 for SAP).
  
  
  
  Check SAP Gateway:
  
  Ensure that the SAP Gateway service is running on both the source and target systems. You can check this using transaction SMGW.
  
  
  
  Review Logs:
  
  Check the system logs (transaction SM21) and the developer trace files (transaction ST22) for any additional error messages that might provide more context.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: Manage RFC Destinations
  SM21: System Log
  ST22: Dump Analysis
  SMGW: Gateway Monitor
  
  
  
  Documentation: Refer to SAP Help Portal for detailed documentation on RFC connections and troubleshooting.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to RFC connections.
  
  
  By following these steps, you should be able to identify and resolve the issue causing the /PLMI/PRT_BO043 error message. If the problem persists, consider reaching out to your SAP Basis team or SAP support for further assistance.