Ad Peeps uses the MYSQLI extention to connect to the
database. The old mysql library is being desupported in future
According to PHP, If you are using MySQL versions 4.1.3 or
later it is strongly recommended that you use this extension.
This extension is deprecated as of PHP 5.5.0, and will be
removed in the future. Instead, the MySQLi or PDO_MySQL
extension should be used.
To resolve, contact your webhost and have them enable