How To Fix /IWFND/CM_DESIGNTIME124 - Structure component '&1' not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/CM_DESIGNTIME -

• Message number: 124

• Message text: Structure component '&1' not valid

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/CM_DESIGNTIME124 - Structure component '&1' not valid ?

  The SAP error message /IWFND/CM_DESIGNTIME124 Structure component '&1' not valid typically occurs in the context of SAP Gateway and OData services. This error indicates that there is an issue with the structure definition in the OData service, specifically that a component (field) of a structure is not recognized or is invalid.
  Causes:
  
  Invalid Structure Definition: The structure component referenced in the error message may not exist in the data model or may have been deleted or renamed.
  Inconsistent Metadata: There may be inconsistencies in the metadata definitions, such as changes in the underlying data model that have not been reflected in the OData service.
  Transport Issues: If the OData service was transported from one system to another, there may be missing dependencies or inconsistencies in the target system.
  Versioning Issues: If there are multiple versions of the service or structure, the wrong version may be referenced.
  
  Solutions:
  
  Check Structure Definition: Verify that the structure component referenced in the error message exists in the data model. You can do this by checking the relevant data dictionary (SE11) or the structure definition in the ABAP Dictionary.
  Update OData Service: If there have been changes to the underlying data model, regenerate the OData service to ensure that the metadata is up to date. You can do this using transaction /IWFND/MAINT_SERVICE to maintain and activate the service.
  Clear Cache: Clear the cache for the OData service. You can do this using transaction /IWFND/CACHE to ensure that any outdated metadata is removed.
  Check Transport Requests: If the issue arose after a transport, check the transport requests to ensure that all necessary objects were included and that there are no missing dependencies.
  Debugging: If the issue persists, consider debugging the OData service to trace where the error is occurring. This can provide more context on why the structure component is being flagged as invalid.
  
  Related Information:
  
  Transaction Codes:
  
  /IWFND/MAINT_SERVICE: To maintain OData services.
  /IWFND/CACHE: To clear the OData service cache.
  SE11: To view and edit data dictionary objects.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to this error message.
  Documentation: Review the SAP Gateway documentation for best practices on defining and maintaining OData services.
  
  By following these steps, you should be able to identify and resolve the issue causing the error message /IWFND/CM_DESIGNTIME124 Structure component '&1' not valid.