Broca is really smart, but like all of us, sometimes gets confused.
If you get any weird errors or find pages with no content or that just won't load, try a hard refresh by hitting control+shift+R (PC/Linux) or command+shift+R (Mac). The page should refresh and everything should be back to normal.
If that still doesn't work, try clearing your cache and cookies. Check your browser's FAQ for details. If you're still having trouble after that, contact us.