How To Fix /OSP/MSG474 - Default logical port for proxy class &1 does not exist

/OSP/MSG474 - Overview

• Message type: E = Error

• Message class: /OSP/MSG -

• Message number: 474

• Message text: Default logical port for proxy class &1 does not exist

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /OSP/MSG474 - Default logical port for proxy class &1 does not exist ?

  The SAP error message /OSP/MSG474 Default logical port for proxy class &1 does not exist typically indicates that there is a configuration issue related to the logical ports for a proxy class in SAP. This error usually arises when the system is trying to send or receive messages via a proxy, but it cannot find the necessary logical port configuration.
  
  Cause:
  
  Missing Logical Port: The logical port for the specified proxy class has not been created or is missing.
  Incorrect Configuration: The logical port may exist but is not correctly configured.
  Transport Issues: If the system has recently undergone a transport, the logical port may not have been transported correctly.
  Authorization Issues: The user may not have the necessary authorizations to access the logical port.
  
  
  Solution:
  
  
  Create or Check Logical Port:
  
  Go to transaction SOAMANAGER.
  Navigate to the "Web Service Configuration" section.
  Check if the logical port for the specified proxy class exists. If it does not, create a new