How To Fix XMS_ADM647 - The called ABAP system '&1' is not the same as the caller system '&2'. &3

XMS_ADM647 - Overview

• Message type: E = Error

• Message class: XMS_ADM - XMS - Administration

• Message number: 647

• Message text: The called ABAP system '&1' is not the same as the caller system '&2'. &3

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 XMS_ADM647 - The called ABAP system '&1' is not the same as the caller system '&2'. &3 ?

  The SAP error message XMS_ADM647 indicates a mismatch between the ABAP systems involved in a communication or operation. Specifically, it suggests that the called ABAP system (denoted as &1) is different from the caller system (denoted as &2). The additional information provided in &3 may give further context about the error.
  
  Cause:
  This error typically occurs in scenarios involving remote function calls (RFC), where one SAP system is trying to call a function in another SAP system. The mismatch can arise due to several reasons:
  
  Different System IDs (SID): The systems involved have different system IDs, which means they are not recognized as the same system.
  
  Configuration Issues: There may be misconfigurations in the RFC destination settings or in the logical system settings.
  Transport Layer Issues: If the systems are part of a transport layer, there may be inconsistencies in the transport configuration.
  Network Issues: Network problems or incorrect routing can also lead to this error