private void OnNavigated(object sender, NavigationEventArgs e)
{
var runnerPage = e.Content as ICoreRunnerPage;
CoreRunner = runnerPage?.CoreRunner;
if (CoreRunner != null)
{
CoreRunner.CoreRunExceptionOccurred -= OnCoreExceptionOccurred;
CoreRunner.CoreRunExceptionOccurred += OnCoreExceptionOccurred;
}
}