How To Fix RT473 - RFC_PING: Check failed; internal error RC = &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RT - Monitoring infrastructure MSG and alert texts

• Message number: 473

• Message text: RFC_PING: Check failed; internal error RC = &1

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 RT473 - RFC_PING: Check failed; internal error RC = &1 ?

  The SAP error message RT473, which states "RFC_PING: Check failed; internal error RC = &1," typically indicates an issue with the Remote Function Call (RFC) connection between SAP systems. This error can occur for various reasons, and understanding the cause is essential for troubleshooting.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP systems, such as firewalls blocking the connection or network outages.
  Configuration Errors: Incorrect configuration of the RFC destination in the SAP system can lead to this error. This includes incorrect parameters or missing entries.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations to perform the requested operation.
  System Availability: The target SAP system may be down or not reachable due to maintenance or other issues.
  SAP Kernel Issues: There may be bugs or issues in the SAP kernel version being used, which can lead to unexpected behavior.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or traceroute to verify that the network connection between the systems is functioning correctly.
  Ensure that firewalls or network security settings are not blocking the RFC communication.
  
  
  
  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 configured.
  Test the connection using the "Connection Test" option in SM59.
  
  
  
  Check User Authorizations:
  
  Ensure that the user credentials used for the RFC connection have the necessary authorizations to access the target system.
  Check the roles and profiles assigned to the user in transaction SU01.
  
  
  
  Check System Status:
  
  Verify that the target SAP system is up and running. You can check the system status in transaction SM51 or by logging into the target system directly.
  
  
  
  Review SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address known issues with the RFC function or specific kernel versions.
  
  
  
  Kernel Upgrade:
  
  If the issue is related to a known bug in the SAP kernel, consider upgrading to a more recent version of the kernel that addresses the issue.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SM59: RFC Destination Configuration
  SU01: User Maintenance
  SM51: List of SAP Systems
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal using keywords related to RFC issues or the specific error message.
  Logs: Check the system logs (transaction SM21) and developer traces (transaction ST22) for additional error messages that may provide more context.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the RT473 error in your SAP environment.