How To Fix CFD_REGISTRY_CHECK118 - Datasource Alias &1 for union case was not found in CDS View &2

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 118

• Message text: Datasource Alias &1 for union case was not found in CDS View &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_REGISTRY_CHECK118 - Datasource Alias &1 for union case was not found in CDS View &2 ?

  The SAP error message CFD_REGISTRY_CHECK118 indicates that there is an issue with a DataSource alias in a Core Data Services (CDS) view, specifically in the context of a union case. This error typically arises when the system cannot find the specified DataSource alias in the given CDS view.
  Cause:
  
  Missing DataSource Alias: The DataSource alias specified in the union case does not exist in the CDS view.
  Typographical Error: There may be a typo in the DataSource alias name or the CDS view name.
  Incorrect Configuration: The CDS view may not be properly configured to include the DataSource alias.
  Changes in Data Model: If there have been recent changes to the underlying data model or the CDS view, the alias may have been removed or renamed.
  
  Solution:
  
  Verify DataSource Alias: Check the CDS view definition to ensure that the DataSource alias specified in the error message is correctly defined and exists.
  Check for Typos: Review the alias and CDS view names for any typographical errors.
  Update CDS View: If the DataSource alias has been changed or removed, update the CDS view to reflect the correct alias.
  Rebuild or Activate: If changes have been made, ensure that the CDS view is activated or rebuilt to reflect the latest changes.
  Consult Documentation: Refer to SAP documentation or notes related to the specific CDS view and DataSource to ensure compliance with best practices.
  
  Related Information:
  
  CDS Views: Core Data Services (CDS) are a way to define semantically rich data models in SAP. They allow for the definition of views on database tables and can include complex logic.
  Union Cases: In CDS views, union cases allow for combining multiple data sources into a single result set. Each DataSource must be correctly defined and accessible.
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific CDS view or DataSource you are working with.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) or SE80 (Object Navigator) to inspect and modify CDS views.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.