How To Fix /SRMSMC/INTEGRATION029 - Communication error: remote function call failure

SAP Error Message - Details

• Message type: E = Error

• Message class: /SRMSMC/INTEGRATION -

• Message number: 029

• Message text: Communication error: remote function call failure

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 /SRMSMC/INTEGRATION029 - Communication error: remote function call failure ?

  The SAP error message /SRMSMC/INTEGRATION029 Communication error: remote function call failure typically indicates an issue with the communication between the SAP system and a remote system or service. This error can occur in various scenarios, particularly when using SAP's Supplier Relationship Management (SRM) or when integrating with other SAP or non-SAP systems.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the remote system.
  RFC Destination Configuration: The Remote Function Call (RFC) destination may not be configured correctly or may be inactive.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations.
  System Availability: The remote system may be down or not reachable due to maintenance or other issues.
  Firewall Restrictions: Firewalls or security settings may be blocking the communication between the systems.
  Incorrect Parameters: The parameters passed in the RFC call may be incorrect or not matching the expected format.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the SAP system and the remote system is stable and functioning. You can use tools like ping or traceroute to diagnose connectivity issues.
  Verify RFC Destination:
  
  Go to transaction SM59 in the SAP GUI.
  Check the configuration of the RFC destination being used. Ensure that it is correctly set up and test the connection using the "Test Connection" button.
  
  
  Review Authorizations: Ensure that the user credentials used for the RFC connection have the necessary authorizations to perform the required actions.
  Check Remote System Status: Verify that the remote system is up and running. If it is down, coordinate with the relevant team to bring it back online.
  Firewall and Security Settings: Check if there are any firewall rules or security settings that might be blocking the communication. Work with your network/security team to ensure that the necessary ports are open.
  Review Parameters: If applicable, review the parameters being passed in the RFC call to ensure they are correct and in the expected format.
  
  Related Information:
  
  Transaction Codes: 
  
  SM59: To manage and test 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 may address specific issues related to this error.
  Logs: Review application logs and system logs for additional error messages that may provide more context on the failure.
  
  If the issue persists after checking the above points, it may be beneficial to engage with SAP support or your internal SAP Basis team for further investigation.