How To Fix RA647 - Internal error during RFC function &

SAP Error Message - Details

• Message type: E = Error

• Message class: RA - Monitoring structure dialog message

• Message number: 647

• Message text: Internal error during RFC function &

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 RA647 - Internal error during RFC function & ?

  The SAP error message RA647, which states "Internal error during RFC function &," typically indicates that there is an issue with a Remote Function Call (RFC) in the SAP system. This error can arise from various underlying causes, and resolving it often requires a systematic approach. Here are some potential causes, solutions, and related information:
  Causes:
  
  System Configuration Issues: Incorrect configuration of the RFC destination or the related system settings can lead to this error.
  Network Problems: Connectivity issues between the SAP systems involved in the RFC call can cause internal errors.
  Authorization Issues: The user executing the RFC may not have the necessary authorizations to perform the requested operation.
  Data Consistency Issues: Inconsistent or corrupted data in the system can lead to unexpected behavior during RFC calls.
  Program Errors: Bugs or issues in the ABAP code being executed during the RFC call can trigger this error.
  Transport Issues: If the function module or program was recently transported, it may not have been properly activated or may have dependencies that are not met.
  
  Solutions:
  
  Check RFC Destination: Verify the configuration of the RFC destination in transaction SM59. Ensure that the connection is correctly set up and test the connection to see if it is working.
  Review Authorizations: Ensure that the user executing the RFC has the necessary authorizations. You can check this in transaction SU53 after the error occurs.
  Analyze Logs: Use transaction ST22 to check for short dumps that may provide more detailed information about the error. Look for any relevant dumps that occurred around the same time as the error.
  Debugging: If you have access to the ABAP code, consider debugging the function module or program that is being called via RFC to identify any potential issues.
  Check Network Connectivity: Ensure that there are no network issues between the systems involved in the RFC call. You can use tools like ping or traceroute to diagnose connectivity problems.
  Data Consistency Check: Run consistency checks on the relevant data to ensure there are no corrupt entries that could be causing the issue.
  Transport Activation: If the error occurred after a transport, ensure that all objects have been activated correctly in the target system.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. You can search for "RA647" or related keywords.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM21 (System Log), ST22 (Dump Analysis), SM37 (Job Monitoring), and SLG1 (Application Log) to gather more information about the error.
  SAP Community: Consider searching or posting in the SAP Community forums for additional insights from other users who may have encountered the same issue.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.