How To Fix CM_EHFND_AMNS000 - Incorrect parameter structure is invoked at runtime

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EHFND_AMNS -

• Message number: 000

• Message text: Incorrect parameter structure is invoked at runtime

What causes this issue?

You want to invoke an action (approve, replace, or invalidate) on a
measurement value in the <LS>Data Monitoring</> application. However, an
incorrect parameter structure is set and invoked programatically at
runtime for the corresponding action. The error occurs because the
structure that is invoked at runtime differs from the structure that is
set in the <NP>EHFNDS_AMOUNTS</> business object (
<NP>EHFNDS_AMOUNTS_ACTIONS</>).

System Response

The system cannot perform the action that you executed.

How to fix this error?

Contact your development support and make sure that the
<NP>EHFNDS_AMOUNTS_ACTIONS</> parameter structure is set and invoked at
runtime.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EHFND_AMNS000 - Incorrect parameter structure is invoked at runtime ?

  The SAP error message CM_EHFND_AMNS000 indicating "Incorrect parameter structure is invoked at runtime" typically arises in the context of SAP applications that utilize the SAP Fiori or SAP Gateway framework. This error suggests that there is a mismatch or an issue with the parameters being passed to a function or method, often related to the structure of the data being sent or received.
  Causes:
  
  Mismatch in Data Structure: The parameters being passed to a function module or method do not match the expected structure defined in the ABAP Dictionary or the service definition.
  Changes in Data Model: If there have been recent changes to the underlying data model (e.g., changes in the OData service or the underlying database tables), it may lead to this error if the application is not updated accordingly.
  Incorrect Mapping: If the mapping between the frontend (e.g., Fiori app) and the backend (e.g., OData service) is incorrect, it can lead to this error.
  Versioning Issues: If there are different versions of the service being called, and the client is not compatible with the server version, this error may occur.
  
  Solutions:
  
  Check Parameter Structures: Verify the parameter structures in the ABAP code or OData service definition. Ensure that the parameters being passed match the expected structure.
  Update OData Service: If there have been changes to the data model, ensure that the OData service is updated and reactivated. You can do this in the SAP Gateway Service Builder (transaction code: SEGW).
  Debugging: Use the ABAP debugger to trace the execution and identify where the incorrect parameter structure is being invoked. This can help pinpoint the exact location of the issue.
  Check Frontend Code: If you are using a Fiori application, check the frontend code (JavaScript, XML) to ensure that the data being sent to the backend is correctly formatted and matches the expected structure.
  Review Service Metadata: Check the service metadata (usually accessible via the service URL with $metadata appended) to ensure that the expected structures are correctly defined.
  Consult SAP Notes: Look for any relevant SAP Notes that might address this specific error or provide guidance on similar issues.
  
  Related Information:
  
  Transaction Codes: 
  
  SE80: Object Navigator for checking the ABAP code.
  SEGW: Service Builder for OData services.
  SE37: Function Module for checking the function modules.
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  SAP Documentation: Refer to the official SAP documentation for guidelines on OData services and parameter handling.
  
  By following these steps, you should be able to identify and resolve the issue related to the CM_EHFND_AMNS000 error message.