critical error on this website

Hello, I have installed the wpfunnel plugin in a completely new wordpress, but when I enter the funnel display mode, the response is a white screen with this message:
There has been a critical error on this website.

Learn more about WordPress diagnostics.

this is the url:
http://vicmaitours.com/salud/electronics-shop-landing/

The page I need help with: [log in to see the link]