How To Fix /IWFND/MED060 - Input node for operation id: &1 of model id: &2 not found

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/MED -

• Message number: 060

• Message text: Input node for operation id: &1 of model id: &2 not found

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/MED060 - Input node for operation id: &1 of model id: &2 not found ?

  The SAP error message /IWFND/MED060 Input node for operation id: &1 of model id: &2 not found typically occurs in the context of SAP Gateway services, particularly when working with OData services. This error indicates that the input node specified for a particular operation in the OData model is not found. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Missing Input Node: The input node defined in the OData service for the specified operation is not present in the service definition.
  Incorrect Model Configuration: The model might not be correctly configured, leading to the absence of the expected input node.
  Service Activation Issues: The OData service may not be properly activated or may have been changed without proper reactivation.
  Versioning Issues: If there are multiple versions of the service, the wrong version might be called, which does not have the expected input node.
  Data Model Changes: Changes in the underlying data model (like changes in the database or data structure) that are not reflected in the OData service.
  
  Solutions:
  
  
  Check Service Definition:
  
  Go to the SAP Gateway Service Builder (transaction code SEGW).
  Open the relevant service and check the entity types and their corresponding input nodes.
  Ensure that the input node for the specified operation exists and is correctly defined.
  
  
  
  Re-activate the Service:
  
  If changes were made to the service, re-activate the service using transaction IWFND/MAINT_SERVICE.
  Ensure that the service is properly registered and activated.
  
  
  
  Check the Operation ID:
  
  Verify that the operation ID mentioned in the error message corresponds to a valid operation in the service.
  Ensure that the operation is correctly defined in the service and that the input node is associated with it.
  
  
  
  Review the Data Model:
  
  If there have been changes to the underlying data model, ensure that these changes are reflected in the OData service.
  Update the service definition if necessary.
  
  
  
  Debugging:
  
  Use the SAP Gateway Client (transaction /IWFND/GW_CLIENT) to test the OData service and see if you can replicate the error.
  Check the backend logs for any additional error messages that might provide more context.
  
  
  
  Check for Versioning Issues:
  
  If multiple versions of the service exist, ensure that the correct version is being called and that it has the necessary input nodes defined.
  
  
  
  Related Information:
  
  SAP Gateway Documentation: Review the official SAP documentation for Gateway services and OData to understand the structure and requirements for input nodes.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Transaction Codes:
  
  SEGW: Service Builder for OData services.
  IWFND/MAINT_SERVICE: Manage OData services.
  /IWFND/GW_CLIENT: Test OData services.
  
  
  
  By following these steps, you should be able to identify the cause of the error and implement the necessary solutions to resolve it.