Hi @Axotuff,
We're sorry for the trouble, I'd be happy to take a closer look to see how we can help.
Have you tried clearing your cookies or cache or reloading the web browser or use a different one to access http://my.roku.com? Do you have a computer you can access the website with?
I've provided a link below to go into further detail on how to resolve player activation issue: How do I resolve an issue when activating or ... - Roku
If the issue still persists, please provide us the serial number/ device id found in the Roku device.
Please keep us posted,
Mary
Mary F.
Roku Community Moderator