My Blu-ray player Sony BDP-S1500 is not on the list of supported devices. Well the Opera-app on the player works, but I can't test inside the Opera-app.

https://forums.opera.com/topic/1957/opera-tv-store-retail-device-list

I was interested in learning to develop with my Sony blu-ray player.

Well the Url Loader does not work, it detects malformed Urls though, but Url Loader does not load anything, no Url-address works