Geo Blocking Mode

Fatal error: Uncaught Error: Call to a member function get_message() on null in /usr/www/users/ruskov/wp-content/themes/primrose-child/geo-blocking_template.php:26 Stack trace: #0 /usr/www/users/ruskov/wp-includes/template-loader.php(106): include() #1 /usr/www/users/ruskov/wp-blog-header.php(19): require_once('/usr/www/users/...') #2 /usr/www/users/ruskov/index.php(17): require('/usr/www/users/...') #3 {main} thrown in /usr/www/users/ruskov/wp-content/themes/primrose-child/geo-blocking_template.php on line 26