How To Fix UACC_RFC002 - RFC Destination & exists.

SAP Error Message - Details

• Message type: E = Error

• Message class: UACC_RFC - Messages for UACC RFC Configuration

• Message number: 002

• Message text: RFC Destination & exists.

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UACC_RFC002 - RFC Destination & exists. ?

  The SAP error message UACC_RFC002 indicates that there is an issue with an RFC (Remote Function Call) destination. Specifically, the message states that the RFC destination you are trying to use exists but is not configured correctly or is not accessible.
  Cause
  The error can be caused by several factors, including:
  
  Incorrect Configuration: The RFC destination may not be configured properly in the SAP system.
  Network Issues: There may be network connectivity issues preventing access to the target system.
  Authorization Issues: The user may not have the necessary authorizations to access the RFC destination.
  System Availability: The target system may be down or not reachable.
  Incorrect Parameters: The parameters set in the RFC destination may be incorrect or incomplete.
  
  Solution
  To resolve the UACC_RFC002 error, you can follow these steps:
  
  
  Check RFC Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI.
  Locate the RFC destination that is causing the issue.
  Verify that the configuration settings (such as the target host, system number, client, user, and password) are correct.
  
  
  
  Test the Connection:
  
  In transaction SM59, select the RFC destination and use the "Connection Test" option to check if the connection can be established successfully.
  If the test fails, review the error message for more details.
  
  
  
  Check Network Connectivity:
  
  Ensure that there are no network issues preventing access to the target system.
  You can use tools like ping or telnet to check connectivity to the target host.
  
  
  
  Review Authorizations:
  
  Ensure that the user credentials used in the RFC destination have the necessary authorizations to access the target system.
  Check the user roles and profiles in both the source and target systems.
  
  
  
  Check System Availability:
  
  Verify that the target SAP system is up and running.
  Check for any scheduled downtimes or maintenance activities.
  
  
  
  Review Parameters:
  
  Ensure that all required parameters in the RFC destination are correctly set.
  If using a secure connection (e.g., SNC), ensure that the necessary configurations are in place.
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  SM59: Manage RFC Destinations
  SM21: System Log
  ST22: Dump Analysis
  SICF: HTTP Service Hierarchy
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on configuring RFC destinations and troubleshooting connectivity issues.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to RFC destinations or the UACC_RFC002 error.
  
  
  By following these steps, you should be able to identify and resolve the underlying issue causing the UACC_RFC002 error in your SAP system.