How To Fix /IWBEP/CM_V4_MED060 - Entity type '&1' does not exist for entity set '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_V4_MED -

• Message number: 060

• Message text: Entity type '&1' does not exist for entity set '&2'

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_V4_MED060 - Entity type '&1' does not exist for entity set '&2' ?

  The SAP error message /IWBEP/CM_V4_MED060 indicates that there is an issue with the OData service where the specified entity type does not exist for the given entity set. This error typically arises in the context of SAP Gateway and OData services when there is a mismatch between the defined entity types and entity sets in the service metadata.
  Cause:
  
  Entity Type Not Defined: The entity type specified in the error message (&1) is not defined in the OData service metadata.
  Entity Set Mismatch: The entity set (&2) is trying to reference an entity type that does not exist or is incorrectly configured.
  Service Registration Issues: The OData service may not be properly registered or activated in the SAP Gateway.
  Model Configuration Errors: There may be issues in the data model configuration, such as missing associations or incorrect mappings.
  Versioning Issues: If there are multiple versions of the OData service, the wrong version might be called, leading to this error.
  
  Solution:
  
  Check Metadata: Verify the OData service metadata (usually accessible via the service URL with $metadata appended) to ensure that the entity type and entity set are correctly defined.
  Define Missing Entity Type: If the entity type is indeed missing, you need to define it in the data model of the OData service.
  Correct Entity Set Configuration: Ensure that the entity set is correctly configured to reference the existing entity type.
  Activate/Regenerate Service: If changes were made to the data model, regenerate and activate the OData service using transaction /IWFND/MAINT_SERVICE.
  Check Service Registration: Ensure that the OData service is properly registered in the SAP Gateway and that the correct service version is being used.
  Debugging: Use transaction /IWBEP/REG_SERVICE to check the registration and status of the OData service. You can also use transaction /IWBEP/ERROR_LOG to view detailed error logs for further insights.
  
  Related Information:
  
  OData Service Development: Familiarize yourself with the OData service development process in SAP, including how to define entity types and entity sets in the service.
  SAP Gateway: Understand the role of SAP Gateway in exposing OData services and how it interacts with backend systems.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance related to this error message.
  
  By following these steps, you should be able to identify and resolve the issue causing the /IWBEP/CM_V4_MED060 error message.