Fatal error: Uncaught TypeError: mysqli_set_charset(): Argument #1 ($mysql) must be of type mysqli, null given in /media/nss/WEB/htdocs/d106/includes/db_connection.php:46
Stack trace:
#0 /media/nss/WEB/htdocs/d106/includes/db_connection.php(46): mysqli_set_charset()
#1 /media/nss/WEB/htdocs/d106/includes/common.php(63): require_once('...')
#2 /media/nss/WEB/htdocs/d106/modules.php(30): require_once('...')
#3 {main}
thrown in /media/nss/WEB/htdocs/d106/includes/db_connection.php on line 46