Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, null given in /var/www/html/bwdbwebdev/includes/upcoming_project.php:3 Stack trace: #0 /var/www/html/bwdbwebdev/includes/upcoming_project.php(3): mysqli_query() #1 /var/www/html/bwdbwebdev/index.php(136): require_once('...') #2 {main} thrown in /var/www/html/bwdbwebdev/includes/upcoming_project.php on line 3