Hey hey, i just bought multilingualizer and istalled it on a demo-webflow page. but when i click a language link, it only opens a blank new page. what am i doing wrong? i only have the button "Startseite / Home" in german and english.. should i first translate more content?

here is the link:
http://kohn-test.webflow.io/ hope you can help me with that.   greetings, dani