How To Fix CFD_REGISTRY_CHECK528 - Data Source Ext. Usage is invisible, but View not used in OData Services

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_REGISTRY_CHECK - Custom Fields: Messages for Registry Check

• Message number: 528

• Message text: Data Source Ext. Usage is invisible, but View not used in OData Services

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_REGISTRY_CHECK528 - Data Source Ext. Usage is invisible, but View not used in OData Services ?

  The SAP error message CFD_REGISTRY_CHECK528 indicates that there is a discrepancy in the configuration of your OData services, specifically related to the visibility of a data source and its usage in OData services. This error typically arises when a data source is marked as "invisible" but is not being utilized in any OData service.
  Cause:
  
  Data Source Configuration: The data source in question may have been configured to be invisible, which means it is not intended to be exposed through OData services.
  OData Service Definition: The OData service may reference this data source, but the data source is not being used in the actual implementation of the service.
  Inconsistent Metadata: There may be inconsistencies in the metadata definitions, leading to confusion about the visibility and usage of the data source.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Data Source Configuration:
  
  Go to the relevant transaction (e.g., SE11 for Data Dictionary) and check the configuration of the data source.
  Ensure that the visibility settings are correct. If the data source should be visible, change its settings accordingly.
  
  
  
  Review OData Service:
  
  Use transaction IWFND/MAINT_SERVICE to check the OData service definition.
  Ensure that the data source is correctly referenced in the service and that it is being used in the implementation.
  
  
  
  Adjust OData Service Implementation:
  
  If the data source is not needed, consider removing it from the OData service definition.
  If it is needed, ensure that it is properly implemented in the service logic.
  
  
  
  Regenerate OData Service:
  
  After making changes, regenerate the OData service to ensure that the changes are reflected.
  You can do this by using transaction IWFND/MAINT_SERVICE and selecting the service to regenerate.
  
  
  
  Check for Dependencies:
  
  Ensure that there are no other dependencies or references that might be causing the issue. Sometimes, other components may rely on the data source.
  
  
  
  Testing:
  
  After making the necessary changes, test the OData service to ensure that it is functioning correctly without the error.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  Documentation: Review the SAP documentation related to OData services and data source configuration for best practices.
  Community Forums: Consider searching or posting in SAP community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the CFD_REGISTRY_CHECK528 error and ensure that your OData services are correctly configured.