Not being an developer, I can only say: "I don’t know what that means really? "
Does that mean it’s my browser? I tried 3 of them, but they’re all based on chromium. 
-Chrome
-Edge (new one)
-Dissenter
they all show broken/error Twitch links
oh and I just found it’s not only my Twitch page links, all the other links on that page are the same. At least in my browsers: