How To Fix /IWPGW/TGW_TCM_MSG002 - POST request on URI &1 is not supported

/IWPGW/TGW_TCM_MSG002 - Overview

• Message type: E = Error

• Message class: /IWPGW/TGW_TCM_MSG -

• Message number: 002

• Message text: POST request on URI &1 is not supported

Self-Explanatory Message

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/IWPGW/TGW_TCM_MSG002 - Details

• The SAP error message /IWPGW/TGW_TCM_MSG002 indicates that a POST request was made to a URI that is not supported by the SAP Gateway. This typically occurs when the client attempts to send data to a service endpoint that does not accept POST requests or when the endpoint is not correctly configured to handle the request.
  Causes:
  
  Incorrect URI: The URI being accessed may not be configured to handle POST requests. This could be due to a typo or an incorrect endpoint being used.
  Service Configuration: The OData service or the corresponding backend service may not be set up to accept POST requests for the specified resource.
  Authorization Issues: The user may not have the necessary permissions to perform a POST operation on the specified resource.
  Service Activation: The OData service might not be activated in the SAP Gateway or the backend system.
  Method Not Implemented: The backend implementation may not have the necessary logic to handle