How To Fix /IWFND/MED301 - The service does not have an Entity Set with name '&1'

/IWFND/MED301 - Overview

• Message type: E = Error

• Message class: /IWFND/MED -

• Message number: 301

• Message text: The service does not have an Entity Set with name '&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/MED301 - Details

• The SAP error message /IWFND/MED301 The service does not have an Entity Set with name '&1' typically occurs in the context of SAP Gateway services when a requested entity set is not defined in the OData service. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Entity Set Not Defined: The entity set you are trying to access is not defined in the OData service.
  Service Registration Issues: The OData service may not be properly registered or activated in the SAP Gateway.
  Incorrect URL: The URL used to access the OData service might be incorrect, leading to a request for a non-existent entity set.
  Model Changes: If there have been recent changes to the data model (like adding or removing entity sets), the service might not reflect those changes.
  Authorization Issues: The user might not have the necessary authorizations to access the entity set.
  
  Solutions:
  
  
  Check Entity Set Definition:
  
  Go to the SAP Gateway Service Builder