Rewriting appears to be disabled. Usually this means "AllowOverride None" is set in apache2.conf which prevents Known's .htaccess from doing its thing. We tried to fetch a URL that should redirect to known.min.js
You can usually fix this by setting AllowOverride All in your Apache configuration.
If you think this is an error, you can continue, but you might have problems later on.
Great! You have everything you need to get started.
On this screen, we'll ask you how we should connect to your database, and where we should save uploaded files like user photos, pictures and audio.