How To Fix TPM_TRM2237 - RFC COMMUNICATION FAILURE: &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: TPM_TRM2 - Migration to Enterprise 2.0

• Message number: 237

• Message text: RFC COMMUNICATION FAILURE: &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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message TPM_TRM2237 - RFC COMMUNICATION FAILURE: &1 &2 ?

  The SAP error message TPM_TRM2237, which indicates an "RFC COMMUNICATION FAILURE: &1 &2," typically arises during Remote Function Call (RFC) communication between SAP systems or between an SAP system and an external system. This error can occur for various reasons, and understanding the cause is essential for troubleshooting.
  Possible Causes:
  
  
  Network Issues: There may be network connectivity problems between the systems involved. This could include issues like firewalls blocking the connection, network outages, or incorrect network configurations.
  
  
  RFC Destination Configuration: The RFC destination may not be configured correctly. This includes incorrect settings for the target system, such as the system ID, client number, user credentials, or connection type.
  
  
  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.
  
  
  Timeouts: The RFC call may be timing out due to long processing times or heavy load on the target system.
  
  
  Version Compatibility: There may be compatibility issues between different versions of SAP systems involved in the RFC communication.
  
  
  Solutions:
  
  
  Check Network Connectivity: Verify that the network connection between the systems is stable. You can use tools like ping or traceroute to check connectivity.
  
  
  Review RFC Destination Settings:
  
  Go to transaction SM59 in the SAP GUI.
  Check the configuration of the RFC destination that is causing the issue.
  Ensure that the connection parameters (like the target system, client, user, and password) are correct.
  
  
  
  Test the RFC Connection: In transaction SM59, you can test the RFC connection to see if it is working properly. This will help identify if the issue is with the connection itself.
  
  
  Check User Authorizations: Ensure that the user credentials used for the RFC connection have the necessary authorizations to execute the required functions.
  
  
  Monitor System Status: Check the status of the target SAP system to ensure it is up and running. You can also check for any ongoing maintenance activities.
  
  
  Increase Timeout Settings: If timeouts are an issue, consider increasing the timeout settings for the RFC connection in the RFC destination configuration.
  
  
  Check SAP Notes: Look for any relevant SAP Notes that may address known issues related to RFC communication failures.
  
  
  Consult Logs: Review the system logs (transaction SM21) and the developer traces (transaction ST22) for any additional error messages or information that could help diagnose the issue.
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM59: RFC Destinations
  SM21: System Log
  ST22: Dump Analysis
  SICF: HTTP Service Hierarchy (for web services)
  
  
  
  SAP Notes: Search the SAP Support Portal for notes related to RFC communication issues, as they may provide specific fixes or workarounds.
  
  
  Documentation: Refer to the official SAP documentation for more detailed information on RFC communication and troubleshooting.
  
  
  By following these steps, you should be able to identify and resolve the cause of the RFC communication failure indicated by the error message TPM_TRM2237.