Warning: include(db_config.php): Failed to open stream: No such file or directory in /home/mobileh1/exam365bd.com/index.php on line 2

Warning: include(db_config.php): Failed to open stream: No such file or directory in /home/mobileh1/exam365bd.com/index.php on line 2

Warning: include(): Failed opening 'db_config.php' for inclusion (include_path='.:/opt/alt/php81/usr/share/pear:/opt/alt/php81/usr/share/php:/usr/share/pear:/usr/share/php') in /home/mobileh1/exam365bd.com/index.php on line 2

Warning: include_once(db_config.php): Failed to open stream: No such file or directory in /home/mobileh1/exam365bd.com/header.php on line 8

Warning: include_once(): Failed opening 'db_config.php' for inclusion (include_path='.:/opt/alt/php81/usr/share/pear:/opt/alt/php81/usr/share/php:/usr/share/pear:/usr/share/php') in /home/mobileh1/exam365bd.com/header.php on line 8

Warning: Undefined variable $conn in /home/mobileh1/exam365bd.com/header.php on line 11

Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, null given in /home/mobileh1/exam365bd.com/header.php:11 Stack trace: #0 /home/mobileh1/exam365bd.com/header.php(11): mysqli_query() #1 /home/mobileh1/exam365bd.com/index.php(3): include('/home/mobileh1/...') #2 {main} thrown in /home/mobileh1/exam365bd.com/header.php on line 11