How To Fix /IWBEP/GWS017 - Filter for property '&1' is not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/GWS -

• Message number: 017

• Message text: Filter for property '&1' is not supported

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/GWS017 - Filter for property '&1' is not supported ?

  The SAP error message /IWBEP/GWS017 Filter for property '&1' is not supported typically occurs in the context of OData services when a filter is applied to a property that is not supported for filtering. This can happen for various reasons, including:
  Causes:
  
  Unsupported Property: The property you are trying to filter on may not be defined as filterable in the OData service metadata.
  Data Type Issues: The property may have a data type that does not support filtering (e.g., complex types or certain collections).
  Service Configuration: The OData service may not be configured to allow filtering on certain properties.
  Version Compatibility: The version of the OData service or the client may not support filtering on the specified property.
  
  Solutions:
  
  Check Metadata: Review the OData service metadata (usually accessible via the $metadata endpoint) to confirm whether the property is marked as filterable. Look for the Filterable attribute in the metadata.
  Modify the Service: If you have access to the backend, you may need to modify the OData service implementation to allow filtering on the desired property. This may involve adjusting the annotations in the service definition.
  Use Supported Properties: If the property is not filterable, consider using other properties that are supported for filtering in your queries.
  Update OData Version: Ensure that both the client and server are using compatible versions of OData that support the features you are trying to use.
  Consult Documentation: Refer to the SAP documentation for the specific OData service you are using to understand its capabilities and limitations regarding filtering.
  
  Related Information:
  
  OData Protocol: Understanding the OData protocol and its filtering capabilities can help in troubleshooting such issues.
  SAP Notes: Check for any relevant SAP Notes or Knowledge Base Articles that may address this specific error or provide guidance on filtering in OData services.
  Community Forums: Engaging with SAP community forums or support channels can provide insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.