How To Fix RY301 - RFC communication error: Transaction analysis; see long text

RY301 - Overview

• Message type: E = Error

• Message class: RY - Messages for RM Basis

• Message number: 301

• Message text: RFC communication error: Transaction analysis; see long text

What causes this issue?

An error occurred during communication with an external system.

How to fix this error?

Check your entries in the relevant valuation rule (fields: target
system, function name).
Check your entries for the RFC destinations using transaction SM59

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RY301 - RFC communication error: Transaction analysis; see long text ?

  The SAP error message RY301, which indicates an "RFC communication error," typically arises during Remote Function Call (RFC) communication between SAP systems or between an SAP system and an external system. This error can occur for various reasons, and understanding the cause is essential for troubleshooting.
  Causes of RY301 RFC Communication Error
  
  
  Network Issues: Problems with the network connection between the systems can lead to communication failures. This could be due to firewalls, routing issues, or network outages.
  
  
  Configuration Errors: Incorrect configuration of RFC destinations in the SAP system can cause communication errors. This includes incorrect settings in the RFC destination (transaction SM59).
  
  
  Authorization Issues: The user credentials used for the RFC call may not have the necessary authorizations to perform the requested operation.
  
  
  System Availability: The target system may be down or not reachable, which can happen during maintenance or due to unexpected outages.
  
  
  Timeouts: If the RFC call takes too long to respond, it