How To Fix /IWFND/MED196 - Annotation '&1' does not exist

/IWFND/MED196 - Overview

• Message type: E = Error

• Message class: /IWFND/MED -

• Message number: 196

• Message text: Annotation '&1' does not exist

Self-Explanatory Message

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/IWFND/MED196 - Details

• The SAP error message /IWFND/MED196 Annotation '&1' does not exist typically occurs in the context of SAP Gateway and OData services. This error indicates that the system is trying to access an annotation that is not defined or does not exist in the metadata of the OData service.
  
  Cause:
  
  Missing Annotation: The specified annotation (&1) is not defined in the service's metadata. This could be due to a missing or incorrectly defined annotation in the service implementation.
  Incorrect Service Version: The OData service version being accessed may not support the requested annotation.
  Service Activation Issues: The OData service may not be properly activated or may have been changed without proper reactivation.
  Model Issues: There may be issues with the data model or the way the annotations are defined in the underlying data model.
  
  
  Solution:
  
  Check Metadata: Verify the metadata of the OData service to ensure that the annotation in question is defined. You can access the metadata