Fatal error: Uncaught Error: Call to undefined function RankMath\Admin\wp_create_nonce() in /home/rootsa15/public_html/wp-content/plugins/seo-by-rank-math/includes/admin/watcher/class-watcher.php:150 Stack trace: #0 /home/rootsa15/public_html/wp-content/plugins/seo-by-rank-math/includes/admin/watcher/class-watcher.php(69): RankMath\Admin\Watcher::set_notification('seo') #1 /home/rootsa15/public_html/wp-content/plugins/seo-by-rank-math/includes/class-installer.php(165): RankMath\Admin\Watcher::check_activated_plugin() #2 /home/rootsa15/public_html/wp-content/plugins/seo-by-rank-math/includes/class-installer.php(50): RankMath\Installer->activate() #3 /home/rootsa15/public_html/wp-includes/class-wp-hook.php(292): RankMath\Installer->activation(false) #4 /home/rootsa15/public_html/wp-includes/class-wp-hook.php(316): WP_Hook->apply_filters('', Array) #5 /home/rootsa15/public_html/wp-includes/plugin.php(484): WP_Hook->do_action(Array) #6 /home/rootsa15/public_html/wp-admin/includes/plugin.php(701): do_action('activate_seo-by... in /home/rootsa15/public_html/wp-content/plugins/seo-by-rank-math/includes/admin/watcher/class-watcher.php on line 150