Your plugin stop working

I assume you need to update plugin to the last WordPress version.
See below the error I get when I add your code to a page or header. It brakes the site.

Warning: file_get_contents(https://www.avvo.com/attorneys/02114-ma-kevin-seaver-1340168.html): failed to open stream: HTTP request failed! HTTP/1.1 403 Unauthorized in /homepages/30/d704328729/htdocs/clickandbuilds/LawOfficeofKevinSeaver/wp-content/plugins/avvo-star-rating-plugin-for-lawyers/simple_html_dom.php on line 75

Fatal error: Uncaught Error: Call to a member function find() on boolean in /homepages/30/d704328729/htdocs/clickandbuilds/LawOfficeofKevinSeaver/wp-content/plugins/avvo-star-rating-plugin-for-lawyers/avvo_star_rating_plugin.php:42 Stack trace: #0 /homepages/30/d704328729/htdocs/clickandbuilds/LawOfficeofKevinSeaver/wp-includes/shortcodes.php(319): avvowiserrating_function(Array, ”, ‘rating’) #1 [internal function]: do_shortcode_tag(Array) #2 /homepages/30/d704328729/htdocs/clickandbuilds/LawOfficeofKevinSeaver/wp-includes/shortcodes.php(197): preg_replace_callback(‘/\\[(\\[?)(rating…’, ‘do_shortcode_ta…’, ‘[rating acc=”ht…’) #3 /homepages/30/d704328729/htdocs/clickandbuilds/LawOfficeofKevinSeaver/wp-content/themes/flatsome/inc/helpers/helpers-shortcode.php(187): do_shortcode(‘[rating acc=”ht…’) #4 /homepages/30/d704328729/htdocs/clickandbuilds/LawOfficeofKevinSeaver/wp-includes/class-wp-hook.php(286): flatsome_contentfix(‘[rating acc=”ht…’) #5 /homepages/30/d704328729/htdocs/clickandbuilds/LawOfficeofKevinSeav in /homepages/30/d704328729/htdocs/clickandbuilds/LawOfficeofKevinSeaver/wp-content/plugins/avvo-star-rating-plugin-for-lawyers/avvo_star_rating_plugin.php on line 42

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