the last 2 lines here are causing compiler error that ‘are you missing a using directive or an assembly reference’
where must I add this?
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using OPTFDashboard.DataModel;
using System.IO;
using OPTFDashboard.Common.Modules.FailedTransmissions.DataModels;
using NHapi.Base.Parser;
using NHapi.Base.Model;
You need to add a reference to the assemblies that contained those namespaces. Here’s a helpful link on adding references in Visual Studio.