How To Fix CL_RAP_OPXY_EDMX_MSG013 - Multiple EntityTypes & found

SAP Error Message - Details

• Message type: E = Error

• Message class: CL_RAP_OPXY_EDMX_MSG -

• Message number: 013

• Message text: Multiple EntityTypes & found

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CL_RAP_OPXY_EDMX_MSG013 - Multiple EntityTypes & found ?

  The SAP error message CL_RAP_OPXY_EDMX_MSG013 indicates that there are multiple Entity Types found in the context of a RAP (Rapid Application Programming) model. This typically occurs when the system encounters ambiguity in the definition of entity types, which can lead to confusion in data retrieval or manipulation.
  Cause:
  
  Duplicate Entity Types: The error often arises when there are multiple entity types defined in the same context or service definition that have similar names or characteristics.
  Incorrect Annotations: Annotations in the service definition might not be correctly specified, leading to the system being unable to determine which entity type to use.
  Model Configuration Issues: There may be issues in the configuration of the RAP model, such as incorrect associations or relationships between entities.
  
  Solution:
  
  Review Entity Definitions: Check the definitions of the entity types in your RAP model. Ensure that there are no duplicates or similar names that could cause confusion.
  Check Annotations: Verify the annotations in your service definition. Make sure that they are correctly specified and that there are no conflicting annotations.
  Refactor the Model: If you find that there are indeed multiple entity types that are causing the issue, consider refactoring your model to eliminate the ambiguity. This may involve renaming entities or restructuring the model.
  Clear Cache: Sometimes, clearing the cache in the SAP system can help resolve issues related to outdated metadata.
  Consult Documentation: Refer to the official SAP documentation for RAP to ensure that your model adheres to best practices and guidelines.
  
  Related Information:
  
  RAP Model: The Rapid Application Programming model is a framework in SAP for building applications that are efficient and easy to maintain.
  Entity Types: In the context of RAP, entity types represent the data structure and behavior of business objects.
  Annotations: Annotations are metadata that provide additional information about the entity types and their relationships in the RAP model.
  SAP Notes: Check for any relevant SAP Notes or updates that might address known issues related to this error message.
  
  If the problem persists after following these steps, consider reaching out to SAP support or consulting with a technical expert familiar with RAP models for further assistance.