Hotel networks have a security function enabled that blocks a connected device from seeing any other device on the network. Believe me, it's for your own computer safety, and you wouldn't want it turned off. But because of that, you can't use apps on devices to connect to other devices.
Dan Roku Stick (3600), Ultra (4640), Ultra (4670), Premiere (3920), Insignia 720p Roku TV, Sharp 4K Roku TV, Nvidia Shield, Windows 10 Pro x64 running Serviio and Plex on a wired Gigabit network.
Hey Guys! i was using my chrome OS to download this and i had the same problem! I don't know if this will help but what i did was go to roku on google and i clicked the three dots on the right>> more tools>>Developer Tools>> On the left you will see a phone icon or something like that and press what kind of phone you want then you can have roku just like on your phone then refresh the page and There you go. I don't know if anyone else said this but i tried this and it worked!