/IWFND/CM_RS040 - Input parameter &1 is Initial

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_RS -

• Message number: 040

• Message text: Input parameter &1 is Initial

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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AnswerBot

• What is the cause and solution for SAP error message /IWFND/CM_RS040 - Input parameter &1 is Initial ?

  The SAP error message /IWFND/CM_RS040 Input parameter &1 is Initial typically occurs in the context of SAP Gateway and OData services. This error indicates that a required input parameter for a function or service call is missing or has not been provided (i.e., it is "initial" or empty).
  Cause:
  
  Missing Input Parameter: The most common cause is that the input parameter specified in the error message is not being passed in the request. This could be due to a client-side issue where the parameter is not included in the request payload.
  Incorrect Mapping: There may be an issue with how the input parameters are mapped in the OData service or the underlying function module.
  Service Configuration: The OData service might not be properly configured to handle the input parameters.
  Data Validation: The application logic may require certain parameters to be populated, and if they are not, it raises this error.
  
  Solution:
  
  Check Input Parameters: Review the OData service call and ensure that all required input parameters are being sent in the request. Make sure that the parameter specified in the error message is included and has a valid value.
  Debugging: If you have access to the backend, you can debug the OData service to see what parameters are being received and where the failure occurs.
  Service Implementation: Verify the implementation of the OData service and ensure that the input parameters are correctly defined and handled in the service logic.
  Testing with Tools: Use tools like Postman or SAP Gateway Client (/IWFND/GW_CLIENT) to manually test the OData service and see if you can replicate the issue by sending requests with various parameters.
  Check Service Metadata: Review the service metadata (usually accessible via the service URL with $metadata) to understand the expected input parameters and their types.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific OData service or the error message.
  Documentation: Refer to the SAP Gateway documentation for guidelines on how to properly implement and consume OData services.
  Community Forums: Look for discussions in SAP Community or other forums where similar issues may have been addressed.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.