How To Fix SEPM_EXCEPTIONS031 - Entity name of the property '&1' is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: SEPM_EXCEPTIONS - EPM: Exception Messages

• Message number: 031

• Message text: Entity name of the property '&1' is invalid

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SEPM_EXCEPTIONS031 - Entity name of the property '&1' is invalid ?

  The SAP error message SEPM_EXCEPTIONS031 with the description "Entity name of the property '&1' is invalid" typically occurs in the context of SAP Gateway or OData services. This error indicates that there is an issue with the entity name specified in the OData service, which is not recognized or is incorrectly defined.
  Causes:
  
  Incorrect Entity Name: The entity name specified in the OData service might be misspelled or does not match any defined entity in the data model.
  Model Definition Issues: The entity might not be properly defined in the metadata of the OData service.
  Service Registration Issues: The OData service might not be correctly registered or activated in the SAP Gateway.
  Versioning Issues: If there are multiple versions of the service, the wrong version might be referenced.
  Changes in Data Model: If there have been recent changes to the underlying data model (like adding or renaming entities), the OData service might not reflect those changes.
  
  Solutions:
  
  Check Entity Name: Verify that the entity name specified in the request matches exactly with the entity defined in the OData service metadata.
  Review Metadata: Access the OData service metadata (usually available at the URL http://<host>:<port>/sap/opu/odata/sap/<service_name>/$metadata) and ensure that the entity is defined correctly.
  Regenerate Service: If there have been changes to the underlying data model, regenerate the OData service to ensure it reflects the latest changes.
  Activate Service: Ensure that the OData service is activated in the SAP Gateway using transaction code /IWFND/MAINT_SERVICE.
  Check Service Version: If applicable, ensure that you are using the correct version of the OData service.
  Debugging: Use transaction code /IWFND/ERROR_LOG to check for any additional error messages that might provide more context on the issue.
  
  Related Information:
  
  Transaction Codes:
  
  /IWFND/MAINT_SERVICE: To manage and activate OData services.
  /IWFND/ERROR_LOG: To view error logs related to OData services.
  
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues related to this error message.
  Documentation: Refer to SAP Help documentation for OData services and SAP Gateway for best practices in defining and managing entities.
  
  By following these steps, you should be able to identify and resolve the issue causing the SEPM_EXCEPTIONS031 error.