How To Fix RA237 - Error at connection set-up: &1&2

SAP Error Message - Details

• Message type: E = Error

• Message class: RA - Monitoring structure dialog message

• Message number: 237

• Message text: Error at connection set-up: &1&2

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RA237 - Error at connection set-up: &1&2 ?

  The SAP error message RA237, which states "Error at connection set-up: &1&2," typically occurs in the context of SAP's Remote Function Call (RFC) or when trying to establish a connection to an external system. The error message can be caused by various issues related to network connectivity, configuration settings, or system parameters.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the target system.
  Incorrect Configuration: The RFC destination may not be configured correctly in the SAP system (e.g., incorrect IP address, port number, or connection type).
  Authorization Issues: The user credentials used for the connection may not have the necessary authorizations.
  Firewall Restrictions: Firewalls or security settings may be blocking the connection.
  Service Not Running: The target system or service may not be running or may be misconfigured.
  SAP Kernel Issues: There may be issues with the SAP kernel or the version of the software being used.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the SAP system and the target system is active. You can use tools like ping or telnet to test connectivity.
  Verify RFC Destination: Go to transaction SM59 in SAP and check the configuration of the RFC destination. Ensure that the connection parameters (like host, service, and connection type) are correct.
  Check User Credentials: Ensure that the user credentials used for the connection have the necessary authorizations and are valid.
  Review Firewall Settings: Check if there are any firewall rules that might be blocking the connection. Ensure that the necessary ports are open.
  Check Target System: Ensure that the target system is up and running and that the required services are active.
  Update SAP Kernel: If the issue persists, consider checking for updates or patches for the SAP kernel or related components.
  
  Related Information:
  
  Transaction Codes: 
  
  SM59: To manage RFC destinations.
  SM21: To check system logs for any related error messages.
  ST22: To check for dumps that might provide more context on the error.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address specific issues related to the RA237 error.
  Documentation: Review SAP documentation for RFC connections and troubleshooting steps.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.