How To Fix D-336 - SAP destination & unknown or illegal

SAP Error Message - Details

• Message type: E = Error

• Message class: D- -

• Message number: 336

• Message text: SAP destination & unknown or illegal

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 D-336 - SAP destination & unknown or illegal ?

  The SAP error message D-336, which states "SAP destination & unknown or illegal," typically occurs when there is an issue with the configuration of the RFC (Remote Function Call) destination in the SAP system. This error can arise in various scenarios, such as when trying to connect to an external system or when executing a function module that requires a specific RFC destination.
  Causes:
  
  Incorrect RFC Destination Name: The specified RFC destination does not exist or is misspelled.
  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 destination.
  System Configuration: The destination may be incorrectly configured, such as incorrect login credentials or connection parameters.
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go to transaction code SM59 in the SAP GUI.
  Look for the specified RFC destination and verify that it exists.
  Ensure that the name is spelled correctly in the program or configuration.
  
  
  
  Create or Update RFC Destination:
  
  If the destination does not exist, create a new RFC destination in SM59.
  If it exists but is misconfigured, update the connection parameters, including the target host, system number, client, user, and password.
  
  
  
  Test the Connection:
  
  Use the "Connection Test" feature in SM59 to verify that the RFC destination is reachable and correctly configured.
  
  
  
  Check Authorizations:
  
  Ensure that the user executing the function has the necessary authorizations to access the RFC destination.
  Check the roles and profiles assigned to the user.
  
  
  
  Review Network Settings:
  
  Ensure that there are no firewall or network issues preventing access to the target system.
  Check if the target system is up and running.
  
  
  
  Consult Logs:
  
  Check the system logs (transaction SM21) for any additional error messages that might provide more context about the issue.
  
  
  
  Related Information:
  
  RFC Destinations: RFC destinations are used in SAP to define how to connect to other SAP systems or external systems. They can be configured as "ABAP Connections" or "TCP/IP Connections."
  Transaction Codes:
  
  SM59: Manage RFC destinations.
  SM21: View system logs.
  SU01: User maintenance to check user authorizations.
  
  
  Documentation: Refer to SAP Help documentation for detailed information on configuring RFC destinations and troubleshooting connectivity issues.
  
  If the problem persists after following these steps, it may be necessary to consult with your SAP Basis team or SAP support for further assistance.