How To Fix CL_RAP_OPXY_EDMX_MSG017 - Duplicate &

SAP Error Message - Details

• Message type: E = Error

• Message class: CL_RAP_OPXY_EDMX_MSG -

• Message number: 017

• Message text: Duplicate &

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 CL_RAP_OPXY_EDMX_MSG017 - Duplicate & ?

  The SAP error message CL_RAP_OPXY_EDMX_MSG017 typically indicates that there is a duplicate entry in the context of the RAP (Rapid Application Programming) model, specifically related to the OData service or the EDMX (Entity Data Model XML) file. This error can occur when there are multiple definitions of the same entity or property within the service definition, leading to conflicts.
  Cause:
  
  Duplicate Entity Definitions: The error may arise if there are multiple entities defined with the same name in the service definition.
  Duplicate Property Names: If two or more properties within the same entity have the same name, this can also trigger the error.
  Incorrect Annotations: Annotations that are not correctly defined or duplicated can lead to this issue.
  Model Conflicts: If there are conflicting definitions in the underlying data model or if the model is not properly synchronized with the service definition.
  
  Solution:
  
  Check Entity Definitions: Review the service definition and ensure that all entities have unique names. If duplicates are found, rename them appropriately.
  Review Property Names: Ensure that all properties within each entity have unique names. Rename any duplicates.
  Validate Annotations: Check the annotations in your service definition for duplicates or incorrect definitions. Correct any issues found.
  Regenerate the Service: If changes are made to the model or definitions, regenerate the OData service to ensure that the changes are reflected.
  Check for Model Synchronization: Ensure that the data model is properly synchronized with the service definition. This may involve refreshing or re-importing the model.
  Use Tools for Validation: Utilize SAP tools like the ABAP Development Tools (ADT) or the SAP Business Application Studio to validate your service definitions and identify any issues.
  
  Related Information:
  
  RAP Model: The RAP model is designed to simplify the development of business applications in SAP S/4HANA. Understanding its structure and how entities and properties are defined is crucial.
  EDMX Files: EDMX files are used to define the data model in a structured way. Familiarity with the structure of these files can help in troubleshooting issues.
  SAP Notes and Documentation: Check SAP Notes for any known issues related to this error message. SAP's official documentation on RAP and OData services can provide additional insights and best practices.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.