How To Fix RSAR301 - The existing RFC description does not corr. to that of the source system

RSAR301 - Overview

• Message type: E = Error

• Message class: RSAR - Data Transfer and Metadata Maintenance

• Message number: 301

• Message text: The existing RFC description does not corr. to that of the source system

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 RSAR301 - The existing RFC description does not corr. to that of the source system ?

  The SAP error message RSAR301 indicates that there is a mismatch between the RFC (Remote Function Call) description in the SAP system and the source system that you are trying to connect to. This typically occurs in scenarios involving data transfer, such as when using SAP Data Services, SAP BW, or other data extraction processes.
  
  Cause:
  
  RFC 
  Configuration Issues: The RFC destination may not be correctly configured, or the connection parameters may not match the source system.
  Changes in Source System: If there have been changes in the source system (like changes in the data structure, table names, or field names), the RFC description may no longer correspond to the current state of the source system.
  Version Mismatch: The version of the source system may differ from what the RFC destination is expecting, leading to discrepancies in the data structure.
  Authorization Issues: The user credentials used for the RFC connection may not have the necessary