How To Fix /IWBEP/CM_V4_MED021 - Action import '&1' already exists

/IWBEP/CM_V4_MED021 - Overview

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 021

• Message text: Action import '&1' already exists

Self-Explanatory Message

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/IWBEP/CM_V4_MED021 - Details

• The SAP error message /IWBEP/CM_V4_MED021 Action import '&1' already exists typically occurs in the context of SAP Gateway and OData services. This error indicates that there is an attempt to define an action import (a specific type of operation in OData) that has already been defined in the service.
  
  Cause:
  
  
  Duplicate Action Import Definition: The most common cause of this error is that the action import you are trying to create or register already exists in the OData service definition. This can happen if:
  
  You have multiple definitions for the same action import in your service.
  You are trying to activate or regenerate the service after making changes that include an action import with the same name.
  
  
  
  Service Registration Issues: Sometimes, issues with service registration or inconsistencies in the service metadata can lead to this error.
  
  
  
  Solution:
  
  
  Check Existing Action Imports:
  
  Go to the service definition in the SAP Gateway Service Builder (transaction code SEGW).
  Look for the action