How To Fix CNVMBTRFC092 - Communication failure message: &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNVMBTRFC - Messages used in RFC Management and its objects

• Message number: 092

• Message text: Communication failure message: &1 &2

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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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 CNVMBTRFC092 - Communication failure message: &1 &2 ?

  The SAP error message CNVMBTRFC092 indicates a communication failure in the context of Remote Function Call (RFC) during a data migration or conversion process. This error typically arises in scenarios involving the SAP Landscape Transformation (SLT) or during data migration activities using tools like SAP S/4HANA Migration Cockpit or SAP Data Services.
  Causes:
  
  Network Issues: There may be network connectivity problems between the source and target systems.
  RFC Destination Configuration: The RFC destination may not be correctly configured or may be inactive.
  Authorization Issues: The user credentials used for the RFC connection may lack the necessary authorizations.
  System Load: High load on the system can lead to timeouts or dropped connections.
  Firewall Settings: Firewalls may be blocking the required ports for RFC communication.
  SAP System Configuration: Incorrect settings in the SAP system configuration can lead to communication failures.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there is proper network connectivity between the systems involved. You can use tools like ping or traceroute to diagnose network issues.
  Verify RFC Destination:
  
  Go to transaction SM59 in the SAP GUI.
  Check the configuration of the RFC destination being used. Ensure it is correctly set up and test the connection.
  
  
  Review Authorizations: Ensure that the user credentials used for the RFC connection have the necessary authorizations to perform the required actions.
  Monitor System Load: Check the performance of the SAP system. If the system is under heavy load, consider scheduling the migration during off-peak hours.
  Check Firewall Settings: Ensure that the firewall settings allow traffic on the required ports for RFC communication (typically port 3200 for SAP).
  Review SAP Notes: Check for any relevant SAP Notes that may address known issues related to this error message. You can search for notes in the SAP Support Portal.
  Consult Logs: Review the application logs (transaction SLG1) and system logs (transaction SM21) for more detailed error messages that can provide additional context.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific migration tool you are using for detailed troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the context in which it occurred.
  
  By following these steps, you should be able to diagnose and resolve the CNVMBTRFC092 communication failure error in your SAP environment.