Screenshot of Kitten error page with cute illustration of a grey kitten with pink ears and nose playing with a purple ball of yarn followed by the error message: 500 Error: Attempt to instantiate kitten.Component in markup without calling its connectedTo() static factory method: In your kitten.html``, replace: <{Uptime} /> With: <{Uptime.connectedTo(this)} /> Finally, there’s a partial view of a stack trace that scrolls off the page.
https://s3-eu-central-1.amazonaws.com/mastodon-aral/media_attachments/files/113/873/269/413/045/476/original/7a220b32d9e246e7.png