Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, PDO given in /home/u116888525/domains/mahavirinternational.com/public_html/volunteer.php:9 Stack trace: #0 /home/u116888525/domains/mahavirinternational.com/public_html/volunteer.php(9): mysqli_query() #1 {main} thrown in /home/u116888525/domains/mahavirinternational.com/public_html/volunteer.php on line 9