The plugged in page will add the head content to the header and body content to the location on the page where it was placed.
On your page you can see the head content from the plugin on line 15 and the body on line 18.
I'd need more information about what happens when you try to view the page that doesn't work to debug why. Since it works on the remote server that implies it may be an issue with the database connection or local server configuration.