Warning: Undefined global variable $_SESSION in C:\xampp\htdocs\modules\account\account_info.php on line 2

Warning: Trying to access array offset on null in C:\xampp\htdocs\modules\account\account_info.php on line 2

Warning: Undefined variable $sql_ls in C:\xampp\htdocs\modules\account\account_info.php on line 3

Fatal error: Uncaught Error: Call to a member function query() on null in C:\xampp\htdocs\modules\account\account_info.php:3 Stack trace: #0 {main} thrown in C:\xampp\htdocs\modules\account\account_info.php on line 3