How To Fix SAI_PROXY_PUBLIC004 - Exception class &1 not found

SAI_PROXY_PUBLIC004 - Overview

• Message type: E = Error

• Message class: SAI_PROXY_PUBLIC - Message for proxy test environment

• Message number: 004

• Message text: Exception class &1 not found

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 SAI_PROXY_PUBLIC004 - Exception class &1 not found ?

  The SAP error message SAI_PROXY_PUBLIC004 indicates that a specific exception class (denoted by &1) could not be found in the system. This error typically arises in the context of SAP's Application Interface Framework (AIF) or when dealing with proxy calls in SAP systems.
  
  Cause:
  
  Missing Exception Class: The specified exception class does not exist in the system. This could be due to a missing transport, an incomplete implementation, or a misconfiguration.
  Namespace Issues: The exception class might be in a different namespace that is not accessible or not properly defined in the current context.
  Transport Issues: If the exception class was recently transported from another system, it may not have been imported correctly or may be missing altogether.
  Development Errors: If the exception class was created in a development environment but not activated or properly defined, it could lead to this error.
  
  
  Solution:
  
  Check for Existence: Verify if the exception class exists in the system. You can