ディスクアクセスが止まらない場合の対処方法

Fatal error: Uncaught ArgumentCountError: Too few arguments to function SWELL_FUNC::get_external_blog_card(), 1 passed in /home/ajax/sakano.com/public_html/wp-content/themes/swell/classes/SWELL_THEME/Hooks/The_Content.php on line 323 and exactly 2 expected in /home/ajax/sakano.com/public_html/wp-content/themes/swell/classes/SWELL_FUNC.php:668 Stack trace: #0 /home/ajax/sakano.com/public_html/wp-content/themes/swell/classes/SWELL_THEME/Hooks/The_Content.php(323): SWELL_FUNC::get_external_blog_card('https://www.cod...') #1 [internal function]: SWELL_THEME\Hooks\The_Content->url_matches_callback(Array) #2 /home/ajax/sakano.com/public_html/wp-content/themes/swell/classes/SWELL_THEME/Hooks/The_Content.php(293): preg_replace_callback('/^<p>(https?:\\/...', Array, '<p>\xE4\xBD\xBF\xE7\x94\xA8\xE3\x81\x97\xE3\x81\xA6...') #3 /home/ajax/sakano.com/public_html/wp-includes/class-wp-hook.php(292): SWELL_THEME\Hooks\The_Content->url_to_blog_card('<p>\xE4\xBD\xBF\xE7\x94\xA8\xE3\x81\x97\xE3\x81\xA6...') #4 /home/ajax/sakano.com/public_ in /home/ajax/sakano.com/public_html/wp-content/themes/swell/classes/SWELL_FUNC.php on line 668