How To Fix TL811 - Define RFC destination in system & using transaction SM59

SAP Error Message - Details

• Message type: E = Error

• Message class: TL - Messages for language transports

• Message number: 811

• Message text: Define RFC destination in system & using transaction SM59

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message TL811 - Define RFC destination in system & using transaction SM59 ?

  The SAP error message TL811 indicates that there is an issue with the Remote Function Call (RFC) destination configuration in your SAP system. This error typically occurs when the system is trying to access a remote system or service, but the RFC destination has not been defined or is incorrectly configured.
  Cause:
  
  RFC Destination Not Defined: The specified RFC destination does not exist in the system.
  Incorrect Configuration: The RFC destination is defined but has incorrect parameters (e.g., wrong target host, system number, or logon credentials).
  Authorization Issues: The user does not have the necessary authorizations to access the RFC destination.
  Network Issues: There may be network connectivity issues preventing access to the remote system.
  
  Solution:
  To resolve the TL811 error, follow these steps:
  
  
  Define the RFC Destination:
  
  Go to transaction code SM59 in your SAP system.
  In the RFC Destinations screen, check if the required RFC destination is listed.
  If it is not listed, create a new RFC destination:
  
  Click on the "Create" button.
  Enter the name of the RFC destination.
  Choose the appropriate connection type (e.g., "TCP/IP connection" for a direct connection).
  Fill in the required fields such as Target Host, System Number, and Logon Data (username and password).
  Save your changes.
  
  
  
  
  
  Check Configuration:
  
  If the RFC destination exists, double-click on it to check its configuration.
  Ensure that all parameters are correctly set, including the target host, system number, and logon credentials.
  Test the connection using the "Connection Test" button to verify that it can successfully connect to the remote system.
  
  
  
  Authorization Check:
  
  Ensure that the user account being used to connect has the necessary authorizations to access the RFC destination.
  Check the roles and profiles assigned to the user in transaction SU01.
  
  
  
  Network Connectivity:
  
  Verify that there are no network issues preventing access to the remote system.
  Check firewall settings, network routes, and ensure that the target system is up and running.
  
  
  
  Review Logs:
  
  If the issue persists, check the system logs (transaction SM21) and the RFC trace (transaction SM59 -> select the RFC destination -> "Display" -> "Trace") for any additional error messages that may provide more context.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: Manage RFC destinations.
  SU01: User maintenance.
  SM21: System log.
  ST22: Dump analysis (if applicable).
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on configuring RFC destinations and troubleshooting RFC issues.
  
  
  By following these steps, you should be able to resolve the TL811 error and successfully configure the RFC destination in your SAP system.