can't use Swashbuckle.AspNetCore.Swagger library

Question

when trying to implement the Swashbuckle.AspNetCore.Swagger library, gets an error Error CS0246 The type or namespace name 'Operation' could not be found (are you missing a using directive or an assembly reference?)" when using "Operation"

I'm using .net 5

Code library implement

how can i fix this, as the library is already installed

Answer 1

You should replace the class Operation with OpenApiOperation like this:

    public void Apply(OpenApiOperation operation, OperationFilterContext context)