Пример страницы
Fatal error: Uncaught Error: Call to undefined function wonderkind_post_thumbnail() in /home/p/pcmm777/public_html/wp-content/themes/wonderkind/template-parts/content-page.php:17 Stack trace: #0 /home/p/pcmm777/public_html/wp-includes/template.php(785): require() #1 /home/p/pcmm777/public_html/wp-includes/template.php(718): load_template('/home/p/pcmm777...', false, Array) #2 /home/p/pcmm777/public_html/wp-includes/general-template.php(204): locate_template(Array, true, false, Array) #3 /home/p/pcmm777/public_html/wp-content/themes/wonderkind/page.php(28): get_template_part('template-parts/...', 'page') #4 /home/p/pcmm777/public_html/wp-includes/template-loader.php(106): include('/home/p/pcmm777...') #5 /home/p/pcmm777/public_html/wp-blog-header.php(19): require_once('/home/p/pcmm777...') #6 /home/p/pcmm777/public_html/index.php(17): require('/home/p/pcmm777...') #7 {main} thrown in /home/p/pcmm777/public_html/wp-content/themes/wonderkind/template-parts/content-page.php on line 17