Error – You must call the_content function

@rocketelements please see the screencast linked.

“Sorry, the content area was not found in your page. You must call
the_content function in the current template, in order for Elementor to work on this page.”
I was going through the steps here and when i deactivate your plugin it it working again.
https://elementor.com/help/the-content-area-was-not-found-error/

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