xamarin : System.TypeLoadException: Could not resolve type with token 01000017

问题

I have a Xamarin Forms solution which contains in each project.i am getting this error. please help ... thanks in advance

public partial class App : Application
{
 AlarmAccount_Loggly _AlarmAccount_Loggly = new AlarmAccount_Loggly();       
    public App()
    {            
            var logTransport = LogTransport.Http;
            _AlarmAccount_Loggly.SendWithSpecificTransport(logTransport);
        }

来源：https://stackoverflow.com/questions/42338168/xamarin-system-typeloadexception-could-not-resolve-type-with-token-01000017