How To Fix /IWFND/CM_LOGGING304 - The request message has already been processed

/IWFND/CM_LOGGING304 - Overview

• Message type: E = Error

• Message class: /IWFND/CM_LOGGING -

• Message number: 304

• Message text: The request message has already been processed

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 /IWFND/CM_LOGGING304 - The request message has already been processed ?

  The SAP error message /IWFND/CM_LOGGING304 indicates that a request message has already been processed. This typically occurs in the context of OData services in SAP Gateway, where the system detects that a request has been received and processed previously, leading to a duplicate processing scenario.
  Causes:
  
  Duplicate Requests: The most common cause is that the same request is being sent multiple times, either due to a retry mechanism in the client application or a network issue that causes the request to be resent.
  Session Management: If the session is not managed properly, it may lead to the same request being processed again.
  Caching Issues: Sometimes, caching mechanisms can cause the same request to be sent again if the response is not properly cached or if the cache is invalidated incorrectly.
  Concurrency Issues: If multiple clients or threads are trying to process the same request simultaneously, it may lead to this error.
  
  Solutions:
  
  Check for Duplicate Requests: Ensure