How To Fix /IWBEP/CM_CP023 - No payload supplied

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_CP -

• Message number: 023

• Message text: No payload supplied

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 /IWBEP/CM_CP023 - No payload supplied ?

  The SAP error message /IWBEP/CM_CP023 No payload supplied typically occurs in the context of SAP Gateway and OData services when a request is made without the necessary payload. This can happen in various scenarios, such as when trying to create or update an entity without providing the required data.
  Cause:
  
  Missing Payload: The most common cause is that the HTTP request (usually a POST or PUT request) does not include a payload in the body. This is essential for operations that require data to be sent to the server.
  Incorrect HTTP Method: Using an HTTP method that does not expect a payload (like GET) when a payload is required.
  Client-Side Issues: The client application (like a UI5 app or Postman) may not be correctly configured to send the payload.
  Service Configuration: The OData service might not be properly configured to handle the request.
  
  Solution:
  
  
  Check the Request: Ensure that the request being sent includes a valid payload. For example, if you are creating a new entity, the body of the request should contain the necessary fields in JSON or XML format.
  Example of a JSON payload for creating an entity:
  {
      "Field1": "Value1",
      "Field2": "Value2"
  }
  
  
  Use the Correct HTTP Method: Make sure you are using the appropriate HTTP method for the operation you are trying to perform. For creating an entity, use POST; for updating, use PUT; and for deleting, use DELETE.
  
  
  Check Client Configuration: If you are using a client application (like SAP Fiori or Postman), verify that it is correctly set up to send the payload. Ensure that the content type is set to application/json or application/xml as required.
  
  
  Review OData Service Implementation: If you have access to the backend, check the implementation of the OData service to ensure it is correctly set up to handle the incoming requests and that it expects a payload for the operation you are performing.
  
  
  Debugging: If the issue persists, consider enabling debugging in the SAP Gateway to trace the request and see where it might be failing.
  
  
  Related Information:
  
  SAP Gateway: This is the technology that allows you to connect devices, environments, and applications to SAP systems. Understanding how it processes requests can help in troubleshooting.
  OData Protocol: Familiarize yourself with the OData protocol, as it defines how to structure requests and responses, including the use of payloads.
  SAP Notes: Check for any relevant SAP Notes or documentation that might address this specific error or provide additional context.
  
  By following these steps, you should be able to resolve the /IWBEP/CM_CP023 No payload supplied error and successfully send the required data to your SAP system.