Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /home/customer/www/resourcingtomorrow.com/public_html/exhibitor-detail.php:48 Stack trace: #0 {main} thrown in /home/customer/www/resourcingtomorrow.com/public_html/exhibitor-detail.php on line 48