How To Fix /IWBEP/CM_CP054 - Invalid V2 EDM conversion: References to other schema not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_CP -

• Message number: 054

• Message text: Invalid V2 EDM conversion: References to other schema not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/CM_CP054 - Invalid V2 EDM conversion: References to other schema not allowed ?

  The SAP error message /IWBEP/CM_CP054 Invalid V2 EDM conversion: References to other schema not allowed typically occurs in the context of SAP Gateway and OData services when there is an issue with the Entity Data Model (EDM) definitions. This error indicates that there is an invalid reference to another schema in the EDM, which is not allowed in the context of the OData service.
  Cause:
  
  Schema Reference Issues: The error is often caused by trying to reference entities or types from a different schema in your EDM definition. OData services expect all entities to be defined within the same schema.
  Incorrect Annotations: If you have annotations that reference types or entities from another schema, this can trigger the error.
  Model Configuration: There may be issues in the way the OData model is configured, leading to invalid references.
  
  Solution:
  
  Check EDM Definitions: Review your EDM definitions to ensure that all entities and types are defined within the same schema. If you need to use types from another schema, consider redefining them in the current schema.
  Remove Cross-Schema References: If you find any references to entities or types from other schemas, remove or replace them with equivalent definitions from the current schema.
  Validate Annotations: Ensure that any annotations used in your OData service do not reference types from other schemas.
  Regenerate the Service: After making changes to the EDM definitions, regenerate the OData service to ensure that the changes are reflected.
  Check for Updates: Ensure that your SAP system is up to date, as there may be patches or updates that address issues related to EDM and OData services.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to OData and EDM for any known issues or additional guidance.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they have found.
  Documentation: Refer to the official SAP documentation on OData services and EDM for best practices and guidelines on defining schemas and entities.
  
  By following these steps, you should be able to resolve the /IWBEP/CM_CP054 error and ensure that your OData service is functioning correctly.