How To Fix SR123 - Could not select classic qRFC version for destination &1

SR123 - Overview

• Message type: E = Error

• Message class: SR - RFC utilities

• Message number: 123

• Message text: Could not select classic qRFC version for destination &1

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 SR123 - Could not select classic qRFC version for destination &1 ?

  The SAP error message SR123, which states "Could not select classic qRFC version for destination &1," typically occurs in the context of using the qRFC (queued Remote Function Call) mechanism in SAP. This error indicates that the system is unable to determine the appropriate version of the qRFC for the specified destination.
  Causes:
  
  
  Destination 
  Configuration Issues: The destination specified in the error message may not be correctly configured in the SAP system. This could include missing or incorrect settings in the RFC destination (transaction SM59).
  
  
  Version Compatibility: The qRFC version required for the destination may not be available or compatible with the current system configuration.
  
  
  Transport Layer Issues: If there are issues with the transport layer or if the transport routes are not correctly set up, it can lead to this error.
  
  
  System Settings: The system may not be set up to handle qRFC calls properly, possibly due to missing components or incorrect settings in