How To Fix /PLMB/BA_FRW049 - RFC call failed; system is not available or you do not have RFC author.

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMB/BA_FRW -

• Message number: 049

• Message text: RFC call failed; system is not available or you do not have RFC author.

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 /PLMB/BA_FRW049 - RFC call failed; system is not available or you do not have RFC author. ?

  The SAP error message /PLMB/BA_FRW049 RFC call failed; system is not available or you do not have RFC author typically indicates an issue with Remote Function Call (RFC) communication between SAP systems. This error can arise due to several reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  System Unavailability: The target SAP system may be down or not reachable due to network issues.
  Authorization Issues: The user executing the RFC call may not have the necessary authorizations to perform the action.
  Configuration Issues: The RFC destination may not be correctly configured in the SAP system.
  Network Problems: There could be firewall or network issues preventing communication between the systems.
  SAP System Settings: The target system may not be set up to accept RFC calls from the source system.
  
  Solutions:
  
  
  Check System Availability:
  
  Verify that the target SAP system is up and running. You can do this by trying to log in to the target system directly.
  Use transaction SM51 to check the status of application servers.
  
  
  
  Verify RFC Destination:
  
  Go to transaction SM59 and check the configuration of the RFC destination. Ensure that the connection type is correct and that the target system is reachable.
  Test the RFC connection from the source system using the "Test Connection" option in SM59.
  
  
  
  Check User Authorizations:
  
  Ensure that the user executing the RFC call has the necessary authorizations. You can check this in transaction SU01 or PFCG to review roles and authorizations.
  Look for specific authorizations related to RFC calls, such as S_RFC and S_RFC_ADM.
  
  
  
  Network Configuration:
  
  Check for any network issues, such as firewalls or VPN configurations that might be blocking the RFC communication.
  Ensure that the necessary ports for RFC communication are open.
  
  
  
  Review SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  
  
  Consult Basis Team:
  
  If the issue persists, consult your SAP Basis team for further investigation. They can check logs and system settings that may not be accessible to functional users.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: RFC Destinations
  SM51: List of SAP Servers
  SU01: User Maintenance
  PFCG: Role Maintenance
  
  
  
  SAP Documentation: Refer to the official SAP Help Portal for detailed documentation on RFC and troubleshooting connectivity issues.
  
  
  SAP Community: Engage with the SAP Community forums for 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 /PLMB/BA_FRW049 error message.