How To Fix ESH_EX013 - RFC communication failure calling hub destination: &1&2&3&4

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_EX - Extraction

• Message number: 013

• Message text: RFC communication failure calling hub destination: &1&2&3&4

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 ESH_EX013 - RFC communication failure calling hub destination: &1&2&3&4 ?

  The SAP error message ESH_EX013 indicates an RFC (Remote Function Call) communication failure when trying to call a hub destination. This error typically occurs in the context of SAP Enterprise Search or when using the SAP NetWeaver platform, where communication between different systems or components is required.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the hub destination.
  Configuration Errors: The RFC destination may not be correctly configured in the SAP system. This includes incorrect parameters such as the target system's IP address, port, or system ID.
  Authorization Issues: The user credentials used for the RFC call may not have the necessary authorizations to access the hub destination.
  Service Availability: The service on the hub destination may be down or not running, leading to communication failures.
  Firewall Restrictions: Firewalls or security settings may be blocking the communication between the systems.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or telnet to verify that the SAP system can reach the hub destination.
  Ensure that there are no network outages or issues.
  
  
  
  Verify RFC Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI and check the configuration of the RFC destination.
  Ensure that the connection type, target host, and system number are correctly set.
  Test the connection from SM59 to see if it is successful.
  
  
  
  Check User Authorizations:
  
  Ensure that the user used for the RFC call has the necessary authorizations to access the hub destination.
  Review the roles and profiles assigned to the user.
  
  
  
  Check Service Status:
  
  Ensure that the service on the hub destination is up and running.
  If applicable, check the logs of the hub system for any errors or issues.
  
  
  
  Review Firewall Settings:
  
  Check if there are any firewall rules that might be blocking the communication between the SAP system and the hub destination.
  Work with your network/security team to ensure that the necessary ports are open.
  
  
  
  Check SAP Notes:
  
  Look for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM59: For managing RFC destinations.
  SM21: For checking system logs for any related errors.
  ST22: For analyzing dumps that may provide more context on the error.
  
  
  
  SAP Documentation: Refer to the official SAP Help Portal for detailed documentation on RFC communication and troubleshooting.
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  
  By following these steps, you should be able to diagnose and resolve the RFC communication failure indicated by the ESH_EX013 error message.