Message type: E = Error
Message class:  SADL_GW_DT_CDS - Messages CDS Checks 
Message number: 061
Message text: CDS view &1 is not a child of &2.
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The SAP error message SADL_GW_DT_CDS061 indicates that there is an issue with the relationship between Core Data Services (CDS) views in your SAP system. Specifically, the error message states that the CDS view you are trying to use (&1) is not a child of the specified parent CDS view (&2). This typically occurs in scenarios where you are trying to access or reference a CDS view that is expected to be a child of another view, but the hierarchy is not correctly defined. Cause The primary causes of this error can include: Incorrect CDS View Definition: The child CDS view may not be properly defined to inherit from the parent CDS view. This could be due to missing annotations or incorrect associations. Misconfiguration in the Data Model: The data model may not be set up correctly, leading to a situation where the expected parent-child relationship does not exist. Changes in the CDS Views: If there
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