How To Fix /IWFND/OCI_MSG029 - Error feching the EDM information of an entity

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/OCI_MSG -

• Message number: 029

• Message text: Error feching the EDM information of an entity

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 /IWFND/OCI_MSG029 - Error feching the EDM information of an entity ?

  The SAP error message /IWFND/OCI_MSG029 typically indicates an issue with fetching the Entity Data Model (EDM) information for an entity in an OData service. This error can arise due to various reasons, and understanding the cause is crucial for finding an appropriate solution.
  Possible Causes:
  
  Service Not Activated: The OData service might not be activated in the SAP Gateway.
  Incorrect Service URL: The URL used to access the OData service may be incorrect or malformed.
  Authorization Issues: The user may not have the necessary authorizations to access the OData service or the underlying data.
  Model Definition Issues: There may be issues with the definition of the entity in the OData model, such as missing or incorrect annotations.
  Backend Issues: Problems in the backend system (like missing data or configuration issues) can also lead to this error.
  Network Issues: Connectivity problems between the SAP Gateway and the backend system can cause this error.
  
  Solutions:
  
  
  Activate the OData Service:
  
  Go to the SAP Gateway Service Builder (transaction code /IWFND/MAINT_SERVICE).
  Check if the service is activated. If not, activate it.
  
  
  
  Check the Service URL:
  
  Ensure that the URL you are using to access the OData service is correct. You can test the service in the browser or using tools like Postman.
  
  
  
  Review Authorizations:
  
  Check the user roles and authorizations to ensure that the user has access to the OData service and the underlying data.
  
  
  
  Validate the OData Model:
  
  Use the Service Builder to check the entity definitions and ensure that they are correctly defined. Look for any missing or incorrect annotations.
  
  
  
  Check Backend System:
  
  Verify that the backend system is functioning correctly and that the necessary data is available. Check for any error logs in the backend system.
  
  
  
  Network Connectivity:
  
  Ensure that there are no network issues between the SAP Gateway and the backend system. You can use tools like ping or traceroute to check connectivity.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  /IWFND/MAINT_SERVICE: For managing OData services.
  /IWFND/GW_CLIENT: For testing OData services.
  
  
  
  Logs and Traces:
  
  Check the SAP Gateway error logs (transaction code /IWFND/ERROR_LOG) for more detailed error messages.
  Use transaction code /IWFND/TRACES to enable tracing and gather more information about the request and response.
  
  
  
  SAP Notes: 
  
  Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to this error.
  
  
  
  By following these steps, you should be able to identify the cause of the error and implement a solution. If the problem persists, consider reaching out to SAP support for further assistance.