Issue Is with the database connection for an open source Project(PHP). Everything works fine apart from the database connection required for login. Following is the error that can be seen after login.
Warning: require_once(../mysqli_connect.php): failed to open stream: No such file or directory in /Applications/XAMPP/xamppfiles/htdocs/airline-ticket-reservation-system-master/login_handler.php on line 44
Fatal error: require_once(): Failed opening required '../mysqli_connect.php' (include_path='.:/Applications/XAMPP/xamppfiles/lib/php') in /Applications/XAMPP/xamppfiles/htdocs/airline-ticket-reservation-system-master/login_handler.php on line 44
mysqli_connect.php
<?php
DEFINE('DB_USER','Harry');
DEFINE('DB_PASSWORD','passpasshello');
DEFINE('DB_HOST','localhost');
DEFINE('DB_NAME','airline_reservation');
$dbc=mysqli_connect(DB_HOST,DB_USER,DB_PASSWORD,DB_NAME)
OR dies('Could not connect to MySQL:' .
mysqli_connect_error());
?>