How To Fix /IWBEP/SBUIOD060 - The Navigation Property name exists under &1. Enter a unique name.

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/SBUIOD -

• Message number: 060

• Message text: The Navigation Property name exists under &1. Enter a unique name.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/SBUIOD060 - The Navigation Property name exists under &1. Enter a unique name. ?

  The SAP error message /IWBEP/SBUIOD060 typically occurs in the context of SAP Gateway and OData services when there is a conflict with navigation property names in your data model. This error indicates that the navigation property name you are trying to define already exists under a specific entity type, and therefore, it must be unique.
  Cause:
  
  Duplicate Navigation Property Name: The most common cause of this error is that you are trying to create a navigation property with a name that already exists in the same entity type or in a related entity type.
  Model Definition Issues: There may be issues in the way the data model is defined, such as incorrect associations or multiple definitions of the same navigation property.
  
  Solution:
  
  Check Existing Navigation Properties: Review the entity type where you are trying to add the navigation property. Ensure that the name you are trying to use is not already defined.
  Rename the Navigation Property: If you find that the name is already in use, consider renaming your navigation property to something unique.
  Review Associations: Ensure that the associations between your entities are correctly defined and that there are no conflicting names.
  Regenerate the Service: After making changes, regenerate the OData service and check if the error persists.
  Check for Inheritance: If you are using inheritance in your data model, ensure that the navigation property is not inherited from a base entity type.
  
  Related Information:
  
  SAP Gateway: This error is related to the SAP Gateway framework, which is used to expose SAP data as OData services.
  OData Services: Understanding how OData services work and how to define entity types and navigation properties is crucial for resolving this error.
  SAP Documentation: Refer to the official SAP documentation for guidance on defining entity types and navigation properties in the context of OData services.
  
  Additional Steps:
  
  Debugging: If the issue persists, consider debugging the service definition in the SAP Gateway Service Builder (transaction code SEGW) to identify any underlying issues.
  Consult SAP Notes: Check for any relevant SAP Notes that might address similar issues or provide additional guidance.
  
  By following these steps, you should be able to resolve the error and successfully define your navigation properties in the SAP Gateway OData service.