Warning: Undefined variable $conn in /home2/avidal7/public_html/friendsofclassicalmusic.org/showevent.php on line 8

Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, null given in /home2/avidal7/public_html/friendsofclassicalmusic.org/showevent.php:8 Stack trace: #0 /home2/avidal7/public_html/friendsofclassicalmusic.org/showevent.php(8): mysqli_query(NULL, 'select * from h...') #1 {main} thrown in /home2/avidal7/public_html/friendsofclassicalmusic.org/showevent.php on line 8