How To Fix /IWBEP/CM_SB_COMPOS008 - At least one Model Reference is mandatory to create external association

/IWBEP/CM_SB_COMPOS008 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_SB_COMPOS -

• Message number: 008

• Message text: At least one Model Reference is mandatory to create external association

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_SB_COMPOS008 - At least one Model Reference is mandatory to create external association ?

  The SAP error message /IWBEP/CM_SB_COMPOS008 indicates that when trying to create an external association in a service definition, at least one model reference is required. This error typically occurs in the context of SAP Gateway and OData services when defining associations between entities.
  
  Cause:
  The error is caused by the absence of a model reference in the external association definition. In SAP Gateway, an external association is used to link entities from different data models, and it requires at least one model reference to establish the relationship.
  
  Solution:
  To resolve this error, you need to ensure that you have defined at least one model reference in your external association. Here are the steps to do this:
  
  
  Open the Service Definition: Go to the service definition in the SAP Gateway Service Builder (transaction code SEGW).
  
  
  Navigate to the Entity Type: Find the entity type for which you are trying to create the external association.
  
  
  Create External Association:
  
  Right-click on