How To Fix ESH_ENG_CDS_ABAP001 - &1: Unique model ID cannot be derived

ESH_ENG_CDS_ABAP001 - Overview

• Message type: E = Error

• Message class: ESH_ENG_CDS_ABAP - ES-CDS/ABAP

• Message number: 001

• Message text: &1: Unique model ID cannot be derived

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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ESH_ENG_CDS_ABAP001 - Details

• The SAP error message ESH_ENG_CDS_ABAP001 with the description "Unique model ID cannot be derived" typically occurs in the context of SAP's Enterprise Search or when working with Core Data Services (CDS) views. This error indicates that the system is unable to determine a unique identifier for a model, which is necessary for processing or executing the search or data retrieval operation.
  Causes:
  
  Missing or Incorrect Model Configuration: The model may not be properly configured, or there may be missing attributes that are required to derive a unique ID.
  Duplicate Entries: There may be duplicate entries in the underlying data that prevent the system from identifying a unique record.
  Inconsistent Data: The data in the database may be inconsistent or corrupted, leading to issues in deriving a unique identifier.
  CDS View Definition Issues: The CDS view may not be defined correctly, lacking the necessary annotations or keys that would allow for a unique identification.
  
  Solutions:
  
  Check Model Configuration: