How To Fix /IWFND/MED004 - No existing model found for model identifier '&1'

/IWFND/MED004 - Overview

• Message type: E = Error

• Message class: /IWFND/MED -

• Message number: 004

• Message text: No existing model found for model identifier '&1'

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.

Unfortunately, there isn't any extra information in this error notice.

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/IWFND/MED004 - Details

• The SAP error message /IWFND/MED004 No existing model found for model identifier '&1' typically occurs in the context of SAP Gateway and OData services. This error indicates that the system is unable to find a data model associated with the specified model identifier. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Model Identifier Not Registered: The model identifier specified in the request does not correspond to any registered model in the SAP Gateway.
  Incorrect Configuration: There may be a misconfiguration in the OData service or the model itself.
  Service Not Activated: The OData service associated with the model might not be activated in the SAP Gateway.
  Transport Issues: If the model was recently transported from another system, it may not have been properly imported or activated.
  Authorization Issues: The user may not have the necessary authorizations to access the model.
  
  Solutions:
  
  
  Check Model Registration:
  
  Go to the SAP Gateway Service Builder (transaction code SEGW) and