How To Fix /IWPGW/PGW_SERVICE204 - &1 can be accessed either with key or filterable parameter

/IWPGW/PGW_SERVICE204 - Overview

• Message type: E = Error

• Message class: /IWPGW/PGW_SERVICE -

• Message number: 204

• Message text: &1 can be accessed either with key or filterable parameter

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.

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/IWPGW/PGW_SERVICE204 - Details

• The SAP error message /IWPGW/PGW_SERVICE204 typically indicates an issue related to the way a service is being accessed in the SAP Gateway. This error suggests that the service can be accessed either with a key or with filterable parameters, but not both at the same time. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Service Access Method: The error arises when a request is made to access a service using both a key (which uniquely identifies a specific entity) and filterable parameters (which are used to filter a set of entities). The SAP Gateway expects either one of these methods to be used, but not both simultaneously.
  Incorrect URL or Query Parameters: The URL or the query parameters in the request may be incorrectly formed, leading to the system being unable to determine how to process the request.
  
  
  Solution:
  
  
  Review the Request: Check the request being made to the service. Ensure