BuddyPress.org

This is exactly the same post you made 1 month ago: https://buddypress.org/community/groups/how-to-and-troubleshooting/forum/topic/users-blogs-show-up-broken/

Your first link is just a Google Blogger blog, and locks a visitor’s browser to some extent… I don’t advise clicking on it.

Your second link is a blank page.

I don’t see any sign of BuddyPress on your sites.

Are you trying to install WordPress multisite and give people a blog? – this should be your starting point: https://codex.wordpress.org/Create_A_Network