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

SAP Error Message - Details

• 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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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/MED004 - No existing model found for model identifier '&1' ?

  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 verify that the model identifier exists and is correctly defined.
  Ensure that the model is properly registered in the system.
  
  
  
  Activate the OData Service:
  
  Use transaction code /IWFND/MAINT_SERVICE to check if the OData service is activated. If it is not, activate it.
  
  
  
  Check Service Implementation:
  
  Ensure that the service implementation is complete and that all necessary entities and properties are defined.
  
  
  
  Review Transport Requests:
  
  If the model was transported, check the transport logs to ensure that it was successfully imported and activated in the target system.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to access the OData service and the associated model.
  
  
  
  Clear Cache:
  
  Sometimes, clearing the cache can resolve issues related to outdated or incorrect data. You can do this using transaction code /IWFND/CACHE to clear the OData cache.
  
  
  
  Check for Errors in the Backend:
  
  If the model is dependent on backend data, ensure that there are no errors in the backend system that could affect the model.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  SAP Community: The SAP Community forums can be a valuable resource for finding similar issues and solutions shared by other users.
  Documentation: Review the official SAP documentation for OData services and SAP Gateway for more detailed information on model management and troubleshooting.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.