How To Fix TG235 - Function module call & using RFC canceled (error status &)

SAP Error Message - Details

• Message type: E = Error

• Message class: TG - Messages for Upgrade Repository Switch

• Message number: 235

• Message text: Function module call & using RFC canceled (error status &)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message TG235 - Function module call & using RFC canceled (error status &) ?

  The SAP error message TG235 indicates that a function module call using Remote Function Call (RFC) was canceled due to an error status. This can occur for various reasons, and understanding the cause and potential solutions can help in resolving the issue.
  Causes:
  
  Network Issues: Problems with the network connection between the SAP systems can lead to RFC calls being canceled.
  Timeouts: If the function module takes too long to execute, it may exceed the timeout settings, leading to cancellation.
  Authorization Issues: The user executing the RFC call may not have the necessary authorizations to perform the action.
  System Load: High load on the SAP system can cause delays and lead to cancellations of RFC calls.
  Configuration Issues: Incorrect configuration of the RFC destination or the function module itself can lead to errors.
  Function Module Errors: The function module being called may have its own internal errors or exceptions that cause it to fail.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there are no network issues between the systems involved in the RFC call. You can use tools like ping or traceroute to diagnose connectivity.
  Increase Timeout Settings: If timeouts are an issue, consider increasing the timeout settings for the RFC connection. This can be done in the RFC destination settings.
  Review Authorizations: Verify that the user has the necessary authorizations to execute the function module. You can check this in transaction SU53 or by reviewing the user roles.
  Monitor System Performance: Check the performance of the SAP system to ensure it is not overloaded. Use transaction ST03N to analyze workload and performance.
  Check RFC Destination Configuration: Review the configuration of the RFC destination in transaction SM59 to ensure it is set up correctly.
  Debug the Function Module: If the function module is custom or has been modified, consider debugging it to identify any internal errors or exceptions that may be causing the cancellation.
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM59: To manage RFC destinations.
  ST22: To check for dumps that may provide more information about the error.
  SM21: To view system logs for any related error messages.
  SU53: To analyze authorization issues.
  ST03N: To monitor system performance and workload.
  
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  Documentation: Review the documentation for the specific function module being called to understand its requirements and any known issues.
  
  
  By following these steps, you should be able to diagnose and resolve the TG235 error in your SAP environment. If the issue persists, consider reaching out to SAP support for further assistance.