How To Fix SCA_DS302 - RFC destination &1 points to system &2, not to &3

SAP Error Message - Details

• Message type: E = Error

• Message class: SCA_DS - Datasource

• Message number: 302

• Message text: RFC destination &1 points to system &2, not to &3

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 SCA_DS302 - RFC destination &1 points to system &2, not to &3 ?

  The SAP error message SCA_DS302 indicates that there is a mismatch in the RFC (Remote Function Call) destination configuration. Specifically, it means that the RFC destination you are trying to use points to a different system than the one expected. The message typically includes placeholders for the RFC destination name (&1), the system it currently points to (&2), and the system it should point to (&3).
  Cause:
  
  Incorrect RFC Destination Configuration: The RFC destination is configured to connect to a different SAP system than intended.
  System Landscape Changes: Changes in the system landscape, such as system migrations, upgrades, or changes in system IDs, can lead to this error.
  Transport Layer Issues: If the RFC destination is used in a transport layer, it may not be correctly configured to point to the right system.
  
  Solution:
  
  
  Check RFC Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI.
  Locate the RFC destination indicated in the error message.
  Verify the target system settings, including the Target Host, System Number, and Client.
  Ensure that the destination points to the correct system as expected.
  
  
  
  Update the RFC Destination:
  
  If the RFC destination is incorrect, update it to point to the correct system.
  Make sure to test the connection using the "Connection Test" option in SM59 to ensure it is working properly.
  
  
  
  Check System Configuration:
  
  If there have been recent changes to the system landscape, ensure that all relevant configurations are updated accordingly.
  Review any transport routes or configurations that may be affected by the change.
  
  
  
  Consult Documentation:
  
  If you are unsure about the correct settings, consult your system documentation or reach out to your SAP Basis team for assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: Manage RFC Destinations
  SCC4: Client Administration (to check client settings)
  SCC1: Client Copy (to check if the RFC is used in client copy scenarios)
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to RFC destinations and system configurations.
  
  
  System Logs: Review system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  
  By following these steps, you should be able to resolve the SCA_DS302 error and ensure that your RFC destination is correctly configured.