How To Fix TN142 - Error calling RFC tp interface

SAP Error Message - Details

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 142

• Message text: Error calling RFC tp interface

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 TN142 - Error calling RFC tp interface ?

  The SAP error message TN142, which states "Error calling RFC tp interface," typically indicates an issue with the Remote Function Call (RFC) interface when trying to execute a transaction or function module in SAP. This error can arise from various underlying causes, and here are some common reasons, potential solutions, and related information:
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the target system.
  Configuration Errors: Incorrect configuration of the RFC destination in transaction SM59.
  Authorization Issues: The user executing the RFC call may not have the necessary authorizations.
  System Availability: The target system may be down or not available.
  Transport Directory Issues: Problems with the transport directory or transport management system (TMS) configuration.
  SAP Kernel Issues: There may be bugs or issues in the SAP kernel version being used.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the systems is stable and that there are no firewalls blocking the RFC calls.
  Verify RFC Destination:
  
  Go to transaction SM59 and check the configuration of the RFC destination.
  Test the connection using the "Connection Test" option to ensure it is working correctly.
  
  
  Review Authorizations: Ensure that the user has the necessary authorizations to execute the RFC call. You can check this in transaction SU53 after the error occurs.
  Check System Status: Verify that the target system is up and running. You can do this by logging into the target system or checking its status in the SAP system.
  Transport Directory: Ensure that the transport directory is correctly configured and accessible. Check the transport logs for any errors.
  Kernel Update: If you suspect a kernel issue, consider updating to the latest version of the SAP kernel or applying relevant patches.
  
  Related Information:
  
  Transaction Codes:
  
  SM59: RFC Destinations
  SU53: Authorization Check
  ST22: Dump Analysis (to check for any ABAP runtime errors)
  SM21: System Log (to check for any system-related issues)
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to TN142.
  Logs and Traces: Check the system logs and traces for more detailed error messages that can provide additional context for troubleshooting.
  
  If the issue 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.