How To Fix DB6PM248 - RFC destination &1: Communication error '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: DB6PM - DB2 UDB for UNIX, Windows: Performance Monitoring

• Message number: 248

• Message text: RFC destination &1: Communication error '&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.

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 DB6PM248 - RFC destination &1: Communication error '&2' ?

  The SAP error message DB6PM248 indicates a communication error with a specified RFC (Remote Function Call) destination. This error can occur in various scenarios, typically when there is an issue with the connection between the SAP system and the target system defined 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, including incorrect hostnames, ports, or logon credentials.
  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.
  Authorization Issues: The user credentials used in the RFC destination may not have the necessary authorizations.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or telnet to check if the target system is reachable from the SAP system.
  Ensure that there are no network outages or issues.
  
  
  
  Verify RFC Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI.
  Check the configuration of the RFC destination for correctness (hostname, service, user credentials).
  Test the connection using the "Connection Test" button in the RFC destination configuration.
  
  
  
  Check Target System Status:
  
  Ensure that the target system is up and running.
  If it is a remote SAP system, check if the SAP services are active.
  
  
  
  Review Firewall Settings:
  
  Ensure that the necessary ports are open and that there are no firewall rules blocking the communication.
  
  
  
  Check SAP Gateway:
  
  Ensure that the SAP Gateway service is running on the SAP system.
  You can check the status of the gateway using transaction SMGW.
  
  
  
  Review User Authorizations:
  
  Ensure that the user specified in the RFC destination has the necessary authorizations to perform the required actions.
  
  
  
  Check Logs:
  
  Review the system logs (transaction SM21) and the developer trace files (transaction ST11) for any additional error messages that may provide more context.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: Manage RFC Destinations
  SM21: System Log
  ST11: Developer Traces
  SMGW: Gateway Monitor
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to RFC communication errors.
  
  
  Documentation: Refer to SAP documentation for detailed information on configuring RFC destinations and troubleshooting communication issues.
  
  
  By following these steps, you should be able to identify and resolve the communication error associated with the RFC destination.