Error V4.1.5

[16-Aug-2022 11:33:26 UTC] PHP Warning: Cannot modify header information – headers already sent in /xxx/public_html/wp-content/plugins/google-sitemap-generator/sitemap-core.php on line 1937

Cơ sở dữ liệu của WordPress gặp lỗi You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ‘->posts} p WHERE p.post_status=’publish” at line 1 với truy vấn SELECT COUNT(*) FROM {$wpdb->posts} p WHERE p.post_status=’publish’ yêu cầu bởi require(‘wp-blog-header.php’), require_once(‘wp-load.php’), require_once(‘wp-config.php’), require_once(‘wp-settings.php’), do_action(‘wp_loaded’), WP_Hook->do_action, WP_Hook->apply_filters, _wp_cron, spawn_cron, include_once(‘wp-cron.php’), do_action_ref_array(‘sm_ping_daily’), WP_Hook->do_action, WP_Hook->apply_filters, GoogleSitemapGeneratorLoader::call_send_ping_daily, GoogleSitemapGenerator->send_ping_daily, GoogleSitemapGenerator->send_stats