How To Fix CFD_REGISTRY_CHECK205 - Subview &1 must have a direct union suffix.

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 205

• Message text: Subview &1 must have a direct union suffix.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_REGISTRY_CHECK205 - Subview &1 must have a direct union suffix. ?

  The SAP error message CFD_REGISTRY_CHECK205 indicates that there is an issue with the configuration of a subview in the context of Core Data Services (CDS) views. Specifically, the error states that the subview must have a direct union suffix. This typically occurs when the subview is not properly defined or does not conform to the expected structure required by the CDS view.
  Cause:
  
  Incorrect Subview Definition: The subview may not be defined correctly in the CDS view. It might be missing the necessary suffix that indicates it is a direct union.
  Union Operation Misconfiguration: If the subview is part of a union operation, it may not be properly configured to align with the other views in the union.
  Inconsistent Data Model: There may be inconsistencies in the data model that prevent the subview from being recognized as a valid union.
  
  Solution:
  
  Check Subview Definition: Review the definition of the subview in the CDS view. Ensure that it has the correct suffix and is defined as a direct union.
  Modify the Union Operation: If the subview is part of a union, ensure that all views in the union have compatible structures and that the subview is correctly included.
  Use the Correct Suffix: Ensure that the subview name ends with the appropriate suffix that indicates it is a direct union. This might involve renaming the subview or adjusting its definition.
  Review Documentation: Consult the SAP documentation for Core Data Services to understand the requirements for defining subviews and unions.
  Test Changes: After making the necessary changes, activate the CDS view and test it to ensure that the error is resolved.
  
  Related Information:
  
  CDS Views: Core Data Services (CDS) are a framework for defining semantically rich data models in SAP. Understanding how to define views, including subviews and unions, is crucial for effective data modeling.
  SAP Notes and Community: Check SAP Notes for any known issues or patches related to this error. The SAP Community forums can also be a valuable resource for troubleshooting and finding solutions shared by other users.
  ABAP Development Tools: If you are using ABAP Development Tools (ADT) in Eclipse, ensure that you are using the latest version, as updates may include fixes for known issues.
  
  By following these steps, you should be able to resolve the CFD_REGISTRY_CHECK205 error and ensure that your CDS views are correctly configured.