How To Fix ATO_CTMS_INBOUND009 - Service only supports Content Type application/json

ATO_CTMS_INBOUND009 - Overview

• Message type: E = Error

• Message class: ATO_CTMS_INBOUND - CTMS Inbound Integration

• Message number: 009

• Message text: Service only supports Content Type application/json

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 ATO_CTMS_INBOUND009 - Service only supports Content Type application/json ?

  The SAP error message ATO_CTMS_INBOUND009 indicates that the service you are trying to access only supports the content type application/json. This error typically occurs when a request is made to an SAP service (like an OData service or a REST API) with an incorrect or unsupported content type.
  
  Cause:
  
  Incorrect Content-Type Header: The request being sent to the SAP service does not have the correct Content-Type header. For example, it might be set to application/xml, text/plain, or not set at all.
  Client Configuration: The client (e.g., Postman, a web application, or another service) making the request may not be configured to send JSON data.
  API Misconfiguration: The API endpoint may be misconfigured or not properly set up to handle requests other than JSON.
  
  
  Solution:
  
  
  Set Correct Content-Type: Ensure that the request includes the correct Content-Type header. It should be set to application/json. For example, in a REST client, you can set it like this:
  Content-Type: application/json
  
  
  Check Request