How To Fix /IWBEP/CM_V4_COS048 - Key property &1 missing in data structure

/IWBEP/CM_V4_COS048 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_V4_COS -

• Message number: 048

• Message text: Key property &1 missing in data structure

Self-Explanatory Message

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/IWBEP/CM_V4_COS048 - Details

• The SAP error message /IWBEP/CM_V4_COS048 Key property &1 missing in data structure typically occurs in the context of SAP Gateway and OData services. This error indicates that a key property, which is essential for identifying an entity in the OData service, is missing from the data structure being processed.
  
  Cause:
  
  Missing Key Property: The most common cause of this error is that the data structure (e.g., an entity type) defined in the OData service does not include a key property that is expected by the service.
  Incorrect Mapping: There may be an issue with the mapping of the data model to the OData service, where the key property is not correctly defined or mapped.
  Changes in Data Model: If there have been recent changes to the underlying data model (e.g., database tables or structures), the OData service may not have been updated accordingly.
  Service Definition Issues: The OData service definition may not have been properly