How To Fix /IWBEP/CM_V4_MED081 - Property '&1' has the same internal name as entity type '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 081

• Message text: Property '&1' has the same internal name as entity type '&2'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_MED081 - Property '&1' has the same internal name as entity type '&2' ?

  The SAP error message /IWBEP/CM_V4_MED081 indicates that there is a conflict in the naming of properties within an OData service. Specifically, it means that a property (denoted as &1) has the same internal name as an entity type (denoted as &2). This can lead to ambiguity in the OData model, as the system cannot distinguish between the property and the entity type due to the naming conflict.
  Cause:
  
  Duplicate Naming: The most common cause of this error is that a property in an entity type has been given the same name as the entity type itself. For example, if you have an entity type named Product and also have a property named Product, this will trigger the error.
  Model Definition Issues: This can also occur due to incorrect definitions in the OData model, where the same name is inadvertently used for different elements.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Rename the Property or Entity Type:
  
  Identify the property and entity type causing the conflict.
  Rename either the property or the entity type to ensure that they have unique names. For example, if the entity type is Product, you might rename the property to ProductName or ProductID.
  
  
  
  Check the Data Model:
  
  Review the data model definitions in the SAP Gateway Service Builder (transaction code SEGW) or the relevant configuration area.
  Ensure that all properties and entity types have unique names.
  
  
  
  Regenerate the OData Service:
  
  After making the necessary changes, regenerate the OData service to apply the updates. This can typically be done in the Service Builder by right-clicking on the service and selecting the appropriate option to regenerate.
  
  
  
  Test the Service:
  
  Once the changes are made and the service is regenerated, test the OData service to ensure that the error no longer occurs and that the service behaves as expected.
  
  
  
  Related Information:
  
  OData Services: Understanding how OData services work in SAP can help prevent naming conflicts. Familiarize yourself with the conventions and best practices for naming entities and properties.
  SAP Gateway: The SAP Gateway is the technology that allows you to create OData services. Knowing how to navigate and use the Service Builder effectively can help you manage your services better.
  Documentation: Refer to SAP documentation or community forums for additional guidance on OData service development and common pitfalls.
  
  By following these steps, you should be able to resolve the error and ensure that your OData service functions correctly without naming conflicts.