How To Fix RSDD_ZA391 - Automatic repair of RFC connection completed

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 391

• Message text: Automatic repair of RFC connection completed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDD_ZA391 - Automatic repair of RFC connection completed ?

  The SAP error message RSDD_ZA391 indicates that there was an issue with the Remote Function Call (RFC) connection, which is often used in SAP systems for communication between different systems or components. The message states that an automatic repair of the RFC connection has been completed, which suggests that the system attempted to resolve the issue on its own.
  Cause:
  The error can be caused by several factors, including:
  
  Network Issues: Temporary network disruptions or connectivity problems between the SAP systems.
  Configuration Errors: Incorrect settings in the RFC destination configuration.
  System Load: High load on the system can lead to timeouts or failures in establishing connections.
  Authorization Issues: The user or service account may not have the necessary permissions to establish the RFC connection.
  System Updates or Changes: Recent changes in the system configuration or updates that may have affected the RFC connection.
  
  Solution:
  To resolve the issue, you can take the following steps:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 and verify the configuration of the RFC destination. Ensure that the connection parameters are correct and that the destination is active.
  
  
  
  Test Connection:
  
  In transaction SM59, use the "Test Connection" feature to check if the RFC connection can be established successfully. This will help identify if the issue is with the connection itself.
  
  
  
  Network Check:
  
  Ensure that there are no network issues affecting the connection. Check firewalls, network routes, and any other network-related configurations.
  
  
  
  Review System Logs:
  
  Check the system logs (transaction SM21) and the application logs (transaction SLG1) for any related error messages that could provide more context about the issue.
  
  
  
  Monitor System Performance:
  
  Use transaction ST03N to monitor system performance and check if there are any performance bottlenecks that could be affecting the RFC connections.
  
  
  
  Authorization Check:
  
  Ensure that the user or service account used for the RFC connection has the necessary authorizations. You can check this in transaction SU01.
  
  
  
  Restart Services:
  
  If the issue persists, consider restarting the relevant SAP services or the entire SAP system, as this can sometimes resolve transient issues.
  
  
  
  Consult SAP Notes:
  
  Look for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  RFC (Remote Function Call): A protocol used in SAP for communication between different SAP systems or between SAP and non-SAP systems.
  Transaction Codes:
  
  SM59: Manage RFC destinations.
  SM21: View system logs.
  SLG1: View application logs.
  ST03N: Analyze workload and performance.
  SU01: User maintenance.
  
  
  
  If the problem continues after following these steps, it may be necessary to involve your SAP Basis team or consult SAP support for further assistance.