Estou usando o visual studio 2017 é ocorre essa mensagem, ja fechei e abrir novamente o projeto e nada.
<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
xmlns:local="clr-namespace:TestDrive"
x:Class="TestDrive.MainPage">
<ListView x:Name="listViewVeiculos">
</ListView>
</ContentPage>
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Xamarin.Forms;
namespace TestDrive
{
public partial class MainPage : ContentPage
{
public MainPage()
{
InitializeComponent();
listViewVeiculos.ItemsSource = new String[]
{
"Azira V6",
"Fiesta 2.0",
"HB20 S"
};
}
}
}