Warning: wp-includes/wp-db.php on line 1515 When WordPress 4.5 upgrade, giving this error: Warning: mysql_connect(): Headers and client library minor version mismatch. Headers:50546 Library:50627 in /home/xxxxxxxx/public_html/wp-includes/wp-db.php on line 1515 This error appears on the website or/and unable to get wp-admin page. On…
