How To Fix CFD_REGISTRY_CHECK340 - GUI Search Help parameter &1 not compatible to CDS View field &2

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 340

• Message text: GUI Search Help parameter &1 not compatible to CDS View field &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_REGISTRY_CHECK340 - GUI Search Help parameter &1 not compatible to CDS View field &2 ?

  The SAP error message "CFD_REGISTRY_CHECK340: GUI Search Help parameter &1 not compatible to CDS View field &2" typically occurs when there is a mismatch between the parameters defined in a GUI search help and the fields defined in a Core Data Services (CDS) view. This can happen in scenarios where a search help is trying to retrieve data from a CDS view, but the parameters expected by the search help do not align with the fields available in the CDS view.
  Cause:
  
  Parameter Mismatch: The search help is expecting a certain parameter type or structure that does not match the corresponding field in the CDS view.
  Data Type Incompatibility: The data types of the parameters in the search help and the fields in the CDS view may not be compatible (e.g., one is a string and the other is an integer).
  Field Name Changes: If the field names in the CDS view have been changed or updated, the search help may still be referencing the old field names.
  Missing Fields: The CDS view may not contain the fields that the search help is trying to access.
  
  Solution:
  
  Check Parameter Definitions: Review the parameters defined in the GUI search help and ensure they match the fields in the CDS view in terms of name, type, and structure.
  Update Search Help: If there are discrepancies, update the search help to align with the current structure of the CDS view.
  Data Type Alignment: Ensure that the data types of the parameters in the search help are compatible with the corresponding fields in the CDS view.
  Field Mapping: If the field names have changed, update the search help to reference the correct field names in the CDS view.
  Testing: After making the necessary changes, test the search help to ensure it functions correctly with the CDS view.
  
  Related Information:
  
  CDS Views: Core Data Services (CDS) views are a way to define semantically rich data models in SAP. They can be used to create complex queries and are often used in conjunction with Fiori applications.
  Search Helps: Search helps in SAP are used to provide users with a list of possible values for a field. They can be based on database tables, views, or CDS views.
  Debugging: If you encounter this error, you can use transaction codes like SE11 (Data Dictionary) to check the definitions of the search help and the CDS view, and SE80 (Object Navigator) to analyze the related objects.
  
  By following these steps, you should be able to resolve the error and ensure that the search help works correctly with the CDS view.