public MainPage()
{
InitializeComponent();
Messenger.Default.Register<Exception>(this, ex =>
{
ChildWindow errorWin = new ErrorWindow(ex);
errorWin.Show();
});
}
// If an error occurs during navigation, show an error window
private void ContentFrameNavigationFailed(object sender, NavigationFailedEventArgs e)
{
e.Handled = true;
ChildWindow errorWin = new ErrorWindow(e.Uri);
errorWin.Show();
}
