Fatal error: Uncaught ValueError: mysqli_query(): Argument #2 ($query) cannot be empty in /home2/hk/public_html/city.php:85 Stack trace: #0 /home2/hk/public_html/city.php(85): mysqli_query(Object(mysqli), '') #1 {main} thrown in /home2/hk/public_html/city.php on line 85