How To Fix D-134 - RFC destination & unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: D- -

• Message number: 134

• Message text: RFC destination & unknown

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message D-134 - RFC destination & unknown ?

  The SAP error message D-134, which indicates "RFC destination & unknown," typically arises when there is an issue with the Remote Function Call (RFC) destination configuration in the SAP system. This error can occur in various scenarios, such as when trying to connect to another SAP system or when executing a function module that requires an RFC connection.
  Causes:
  
  Incorrect RFC Destination Name: The specified RFC destination does not exist or is misspelled.
  RFC Destination Not Configured: The RFC destination has not been set up in the SAP system.
  Authorization Issues: The user does not have the necessary authorizations to access the specified RFC destination.
  Network Issues: There may be network connectivity problems preventing access to the target system.
  System Configuration Issues: The target system may not be properly configured to accept RFC calls.
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go to transaction code SM59 in the SAP GUI.
  Look for the specified RFC destination in the list. If it is not present, you will need to create it.
  If it exists, ensure that the name is spelled correctly in the calling program or function.
  
  
  
  Create or Modify RFC Destination:
  
  If the RFC destination is missing, create a new one by clicking on "Create" and filling in the required details (like target host, system number, client, etc.).
  If it exists but is misconfigured, modify the settings as necessary.
  
  
  
  Test the RFC Connection:
  
  In transaction SM59, select the RFC destination and click on "Connection Test" to verify that the connection is working properly.
  If the test fails, check the error messages for more details.
  
  
  
  Check Authorizations:
  
  Ensure that the user executing the function has the necessary authorizations to access the RFC destination.
  You may need to check roles and profiles assigned to the user.
  
  
  
  Network Configuration:
  
  Verify that there are no firewall or network issues preventing the connection to the target system.
  Ensure that the target system is up and running.
  
  
  
  Review System Logs:
  
  Check the system logs (transaction SM21) for any related error messages that might provide additional context.
  
  
  
  Related Information:
  
  RFC Destinations: These are configurations that define how to connect to other SAP systems or external systems. They can be of different types, such as TCP/IP connections, HTTP connections, etc.
  Transaction Codes:
  
  SM59: Manage RFC destinations.
  SM21: View system logs.
  SU53: Check authorization issues.
  
  
  Documentation: Refer to SAP Help documentation for detailed information on configuring RFC destinations and troubleshooting RFC-related issues.
  
  By following these steps, you should be able to identify and resolve the cause of the D-134 error in your SAP system.