How To Fix FSBP_TC116 - Communication error; RFC destination &1 (&2 &3 &4)

SAP Error Message - Details

• Message type: E = Error

• Message class: FSBP_TC -

• Message number: 116

• Message text: Communication error; RFC destination &1 (&2 &3 &4)

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message FSBP_TC116 - Communication error; RFC destination &1 (&2 &3 &4) ?

  The SAP error message FSBP_TC116 indicates a communication error related to an RFC (Remote Function Call) destination. This error typically occurs when there is a problem with the connection between the SAP system and the target system specified in the RFC destination.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the target system.
  Incorrect RFC Destination Configuration: The RFC destination may not be configured correctly in the SAP system.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary authorizations.
  Target System Down: The target system may be down or not reachable.
  Firewall Restrictions: Firewalls may be blocking the communication between the two systems.
  SAP Gateway Issues: The SAP Gateway service may not be running or may be misconfigured.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or traceroute to check if the target system is reachable from the SAP server.
  
  
  
  Verify RFC Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI.
  Check the configuration of the RFC destination (e.g., connection type, target host, system number, etc.).
  Test the connection using the "Connection Test" button in SM59.
  
  
  
  Check User Authorizations:
  
  Ensure that the user credentials used for the RFC connection have the necessary authorizations in both the source and target systems.
  
  
  
  Check Target System Status:
  
  Verify that the target system is up and running. You can check this by logging into the target system directly.
  
  
  
  Review Firewall Settings:
  
  Ensure that any firewalls between the SAP system and the target system allow the necessary traffic for RFC communication.
  
  
  
  Check SAP Gateway:
  
  Ensure that the SAP Gateway service is running on the SAP system. You can check this in transaction SMGW.
  
  
  
  Review Logs:
  
  Check the system logs (transaction SM21) and the developer trace files (transaction ST22) for any additional error messages that may provide more context.
  
  
  
  Related Information:
  
  RFC Types: Understand the different types of RFC connections (e.g., T, M, and I) and ensure you are using the correct type for your scenario.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to RFC communication errors.
  Documentation: Review SAP documentation for detailed information on configuring and troubleshooting RFC connections.
  
  By following these steps, you should be able to identify and resolve the communication error indicated by the FSBP_TC116 message.