Change all the use of db.php and $db to pdo.php and $pdo
Change all the use of db.php and $db to pdo.php and $pdo

csev/tsugi-php-mod,csev/tsugi-php-mod,tsugitools/attend,csev/tsugi-php-mod,csev/tsugi-php-mod,csev/tsugi-php-mod