Fatal error: Uncaught Error: Call to undefined function wp_get_wp_version() in /var/www/clients/client176/web436/web/wordpress/wp-content/plugins/wordpress-seo/src/conditionals/abilities-api-conditional.php:21 Stack trace: #0 /var/www/clients/client176/web436/web/wordpress/wp-content/plugins/wordpress-seo/src/loader.php(270): Yoast\WP\SEO\Conditionals\Abilities_API_Conditional->is_met() #1 /var/www/clients/client176/web436/web/wordpress/wp-content/plugins/wordpress-seo/src/loader.php(208): Yoast\WP\SEO\Loader->conditionals_are_met('Yoast\\WP\\SEO\\Ab...') #2 /var/www/clients/client176/web436/web/wordpress/wp-includes/class-wp-hook.php(324): Yoast\WP\SEO\Loader->load_integrations('') #3 /var/www/clients/client176/web436/web/wordpress/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #4 /var/www/clients/client176/web436/web/wordpress/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #5 /var/www/clients/client176/web436/web/wordpress/wp-settings.php(700): do_action('init') #6 /var/www/clients/clien in /var/www/clients/client176/web436/web/wordpress/wp-content/plugins/wordpress-seo/src/conditionals/abilities-api-conditional.php on line 21