object reference not set to an instance of an object.

[Wynthorpe]

Im trying to use -

var _uri = await YouTube.GetVideoUriAsync("njHW8OJxh70", YouTubeQuality.Quality1080P);  

But when i pass to MediaElement in wpf

Player.Source = _uri.URI;  
Player.Play(); 

I get the above error, anyone any thoughts on this please?

[RicoSuter]

I think this youtube class is now completely broken because yt changed the api