How To Fix SADL_GW_DT_SB_UI015 - Entity sets &1 and &2 have the same entity type &3. MEST is not allowed

SADL_GW_DT_SB_UI015 - Overview

• Message type: E = Error

• Message class: SADL_GW_DT_SB_UI - Gateway Service Builder UI Integration for SADL

• Message number: 015

• Message text: Entity sets &1 and &2 have the same entity type &3. MEST is not allowed

Self-Explanatory Message

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SADL_GW_DT_SB_UI015 - Details

• The SAP error message SADL_GW_DT_SB_UI015 indicates that there is a conflict in the definition of entity sets in your SAP Gateway service. Specifically, it states that two entity sets (denoted as &1 and &2) are using the same entity type (denoted as &3), which is not allowed in the context of the Model-Driven Service Layer (MEST).
  
  Cause:
  This error typically arises when:
  
  Duplicate Entity Types: You have defined multiple entity sets that reference the same entity type in a way that is not permissible. In OData services, each entity set must be uniquely identifiable.
  Model 
  Configuration Issues: There may be a misconfiguration in the service definition or the underlying data model that leads to this conflict.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Entity Set Definitions:
  
  Go to the service definition in the SAP Gateway Service Builder (transaction code SEGW).
  Review the entity sets defined in your service and ensure that no two entity