Resolving the System.Data.SqlClient ADO.NET Provider Error in ASP.NET Core Web API

Introduction Are you encountering an error while establishing a connection between ADO.NET and the databases in your ASP.NET Core Web API project? The error message states, “The ADO.NET provider with invariant name ‘System.Data.SqlClient’ is either not registered on the machine or application config file or could not be loaded.” This error can be frustrating, but…