How To Fix /IWFND/MED002 - No external model found for '&1' type '&2' with external name '&3'

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/MED -

• Message number: 002

• Message text: No external model found for '&1' type '&2' with external name '&3'

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/MED002 - No external model found for '&1' type '&2' with external name '&3' ?

  The SAP error message /IWFND/MED002 No external model found for '&1' type '&2' with external name '&3' typically occurs in the context of SAP Gateway services, particularly when there is an issue with the OData service configuration or the external model definition.
  Cause:
  
  Missing External Model: The error indicates that the system is unable to find an external model that corresponds to the specified type and external name. This could be due to the model not being defined or registered correctly in the system.
  Incorrect Configuration: The OData service might not be configured properly, leading to the system being unable to resolve the external model.
  Transport Issues: If the external model was recently transported from another system, it might not have been activated or might be missing in the target system.
  Namespace Issues: There could be a mismatch in the namespace or naming conventions used in the external model definition.
  
  Solution:
  
  Check External Model Definition: Verify that the external model is defined correctly in the system. You can do this by checking the relevant transaction codes (e.g., /IWFND/MAINT_SERVICE for service maintenance).
  Activate the Service: Ensure that the OData service is activated. You can do this in the SAP Gateway Service Builder (transaction code /IWFND/SEGW).
  Check Model Registration: Make sure that the external model is registered in the system. You can check this in the transaction /IWFND/MAINT_SERVICE and ensure that the service is listed and active.
  Review Transport Requests: If the model was transported, check the transport requests to ensure that all necessary objects were included and that they were imported successfully.
  Debugging: If the issue persists, consider debugging the OData service to trace where the model resolution is failing. This can provide insights into what might be going wrong.
  Consult Documentation: Review the SAP documentation for any specific requirements or configurations needed for the external model.
  
  Related Information:
  
  Transaction Codes:
  
  /IWFND/MAINT_SERVICE: For managing OData services.
  /IWFND/SEGW: For the Service Builder to create and maintain OData services.
  
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance on this error.
  Community Forums: Consider searching or posting in SAP community forums for additional insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the issue related to the /IWFND/MED002 error message.