How To Fix APS_CKE012 - Republish complete CDS view stack to add missing keys

APS_CKE012 - Overview

• Message type: E = Error

• Message class: APS_CKE - Message class for CDS key user editor

• Message number: 012

• Message text: Republish complete CDS view stack to add missing keys

What causes this issue?

Prerequisite
Before making any changes to a custom CDS view, check if the respective
custom CDS view has any dependencies to other objects. You can find all
dependencies in the Extensibility Inventory app. If the underlying data
sources contain errors, these errors must be corrected first.
Your custom CDS view is missing keys from the primary data source. A
custom view must contain all key from underlying data sources to
properly inherit the access protection.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

1. Search for your custom CDS view in the Extensibility Inventory app to
see the complete CDS view stack
2. Start republishing from the lowest primary data source (root view)
and republish upwards until you have reached the top-most custom CDS
view of the stack. Before you republish, the missing key fields must be
added manually.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message APS_CKE012 - Republish complete CDS view stack to add missing keys ?

  The SAP error message APS_CKE012, which states "Republish complete CDS view stack to add missing keys," typically occurs in the context of Core Data Services (CDS) views in SAP systems. This error indicates that there are missing keys in the CDS view stack that need to be addressed to ensure proper functionality and data retrieval.
  
  Cause:
  
  Missing Keys: The primary cause of this error is that the CDS view is missing key fields that are necessary for the view to function correctly. Keys are essential for uniquely identifying records in a database table or view.
  Changes in Underlying Tables: If there have been changes in the underlying database tables (like adding or removing fields), the CDS view may not reflect these changes, leading to missing keys.
  Inconsistent Metadata: There may be inconsistencies in the metadata of the CDS views, especially if they are dependent on other views or tables that have been modified.
  
  
  Solution:
  
  
  Republish the