Fatal error: Uncaught Error: Call to undefined function wp_is_mobile() in /home/n668005/public_html/_addons/feedelissimo.com/wp-content/plugins/related-posts-thumbnails/related-posts-thumbnails.php:128
Stack trace:
#0 /home/n668005/public_html/_addons/feedelissimo.com/wp-content/plugins/related-posts-thumbnails/related-posts-thumbnails.php(1232): RelatedPostsThumbnails->__construct()
#1 /home/n668005/public_html/_addons/feedelissimo.com/wp-content/plugins/related-posts-thumbnails/related-posts-thumbnails.php(1246): RelatedPostsThumbnails::instance()
#2 /home/n668005/public_html/_addons/feedelissimo.com/wp-content/plugins/related-posts-thumbnails/related-posts-thumbnails.php(1252): related_posts_thumbnails_loader()
#3 /home/n668005/public_html/_addons/feedelissimo.com/wp-settings.php(325): include_once('/home/n668005/p...')
#4 /home/n668005/public_html/_addons/feedelissimo.com/wp-config.php(116): require_once('/home/n668005/p...')
#5 /home/n668005/public_html/_addons/feedelissimo.com/wp-load.php(37): require_once('/home/n6 in /home/n668005/public_html/_addons/feedelissimo.com/wp-content/plugins/related-posts-thumbnails/related-posts-thumbnails.php on line 128