Fatal error: Uncaught Error: Class 'WP_REST_Search_Handler' not found in /home/bitpccom/public_html/old_wp/wp-includes/rest-api/search/class-wp-rest-post-search-handler.php:15
Stack trace:
#0 {main}
  thrown in /home/bitpccom/public_html/old_wp/wp-includes/rest-api/search/class-wp-rest-post-search-handler.php on line 15