DBConnection::displayMySQLError PHP Method

    static function displayMySQLError()
    {
        if (!isCommandLine()) {
            Html::nullHeader("Mysql Error", '');
            echo "<div class='center'><p class ='b'>\n                A link to the SQL server could not be established. Please check your configuration.\n                </p><p class='b'>\n                Le serveur Mysql est inaccessible. Vérifiez votre configuration</p>\n               </div>";
            Html::nullFooter();
        } else {
            echo "A link to the SQL server could not be established. Please check your configuration.\n";
            echo "Le serveur Mysql est inaccessible. Vérifiez votre configuration\n";
        }
        die;
    }