How To Fix /IWBEP/SBUIOD078 - No Navigation Property was defined, do you want to proceed?

/IWBEP/SBUIOD078 - Overview

• Message type: E = Error

• Message class: /IWBEP/SBUIOD -

• Message number: 078

• Message text: No Navigation Property was defined, do you want to proceed?

Self-Explanatory Message

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/IWBEP/SBUIOD078 - Details

• The SAP error message /IWBEP/SBUIOD078 No Navigation Property was defined, do you want to proceed? typically occurs in the context of SAP Gateway and OData services when there is an attempt to navigate to a related entity, but the navigation property has not been defined in the OData service.
  
  Cause:
  
  Missing Navigation Property: The most common cause of this error is that the OData model does not have a defined navigation property for the entity you are trying to access. Navigation properties are used to define relationships between entities in OData services.
  Model 
  Configuration Issues: There may be issues in the way the OData model is configured, such as missing associations or incorrect entity relationships.
  Service Implementation: The service implementation might not have been properly set up to handle the navigation between entities.
  
  
  Solution:
  
  
  Define Navigation Properties:
  
  Go to the Data Model in the SAP Gateway Service Builder (transaction code SEGW).
  Check the entity types and ensure that