How To Fix CD117 - &1 Error in RFC start &2 &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CD - Change Documents

• Message number: 117

• Message text: &1 Error in RFC start &2 &3

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CD117 - &1 Error in RFC start &2 &3 ?

  The SAP error message CD117 with the description "Error in RFC start" typically indicates an issue with Remote Function Call (RFC) communication between systems. This error can occur in various scenarios, such as when trying to execute a function module remotely or when there are issues with the connection to the RFC destination.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP systems.
  RFC Destination Configuration: The RFC destination may not be configured correctly in transaction SM59.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations.
  System Availability: The target system may be down or not reachable.
  Incorrect Parameters: The parameters passed to the RFC function may be incorrect or not matching the expected format.
  Firewall Restrictions: Firewalls may be blocking the required ports for RFC communication.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the systems is stable and that there are no issues with firewalls or routing.
  Verify RFC Destination:
  
  Go to transaction SM59 and check the configuration of the RFC destination.
  Test the connection using the "Connection Test" option to see if it is successful.
  
  
  Check User Authorizations: Ensure that the user used for the RFC connection has the necessary authorizations to execute the function module.
  System Status: Verify that the target system is up and running. You can check the system status in transaction SM51 or by trying to log in to the target system.
  Review Function Module Parameters: Ensure that the parameters being passed to the RFC function are correct and in the expected format.
  Check Logs: Review the system logs (transaction SM21) and the developer trace (transaction ST22) for any additional error messages that may provide more context.
  
  Related Information:
  
  Transaction Codes:
  
  SM59: RFC Destinations
  SM21: System Log
  ST22: Dump Analysis
  SM51: List of Active Instances
  
  
  SAP Notes: Check SAP Notes related to RFC issues for any known bugs or patches that may address the problem.
  Documentation: Refer to the SAP Help Portal for detailed documentation on RFC and troubleshooting steps.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP Basis team or open a support ticket with SAP for further assistance.